Factory-direct wholesale since 2016-09-06 · MOQ from 20 pcs · IGI & GRA certified

Round Cut Lab Grown Diamond

Round Cut Lab Grown Diamond Vermeil Upgrade: What a Report Proves and What It Does No - HOLYCOME

Holycome Trade Desk · November 9, 2026 · 9 min read

Round Cut Lab Grown Diamond: tolerances, cost structure and the reject rule for US wholesale buyers.

Round Cut Lab Grown Diamond Vermeil Upgrade: What a Report Proves and What It Does No - HOLYCOME

Vermeil and Gold Plating Specs for round Cut Lab Grown Diamond

Vermeil means a gold layer of at least 2.5 microns over sterling silver, and the US market reads that number as a material claim rather than a finish note. Below 2.5 microns the piece is gold-plated, not vermeil, and the word cannot be used, which is USD 192-1568 on the Vermeil Upgrade schedule.

We run 3 microns on round Cut Lab Grown Diamond for accounts that publish the claim, with a palladium strike layer so wear-through reads white and not yellow. Thickness is logged per lot and appears on the GRA report batch sheet, which is how the Vermeil Upgrade account reads it at USD 192-1568.

Round Cut Lab Grown Diamond wholesale piece from the HOLYCOME line in Wuzhou

The cost difference is real: the USD 192-1568 band moves up roughly sixty percent against rhodium-finished silver, and the retail price has to carry that or the margin disappears in the second season when the plating shows wear.

Why the Vermeil Upgrade Quote Looks Cheap Until It Lands

In March, a US buyer of round Cut Lab Grown Diamond ordered 100 round Cut Lab Grown Diamond and asked for the same 0.50 ct to 3.00 ct as a competitor's sample. What arrived matched the photo and missed the drawing, and 13 pieces had to be reworked at the buyer's expense, the figure being USD 192-1568 for a 100-piece run.

The defect did not surprise us. Certificate mismatch is the predictable output of a run where nobody wrote the tolerance down, and it is the first measurement we take on an incoming round Cut Lab Grown Diamond, with GRA report and retail box with care card stated on the same sheet, with GRA report and retail box with care card stated on the same sheet.

We did not discount the quote. We changed the gauge, the seat cut, the plating log and the tray rule, and the second run shipped with zero rejects on report plot match and table percentage within the stated band, priced at USD 192-1568 for the 100-piece Vermeil Upgrade run.

Round Cut Lab Grown Diamond setting and finish detail on a HOLYCOME factory sample

What Fails First on round Cut Lab Grown Diamond

certificate mismatch

A stone whose report says VS1 but whose plot shows a cloud near the table reads as a grade dispute at the counter. Match the plot, not only the grade line, on a 100-piece Vermeil Upgrade order at USD 192-1568.

The commercial effect is stone replacement at a four-figure cost, plus a disclosure review. Buyers who have seen it once put it in the purchase order; buyers who have not usually discover it on the first return, shipped as retail box with care card and certified GRA report.

growth-method disclosure

CVD and HPHT stones behave differently under high heat during setting. Disclosing the method protects both sides in a repair claim, which the Vermeil Upgrade file records at USD 192-1568 in retail box with care card.

Our countermeasure is a gauge and a written limit. It adds about 26 seconds per piece and removes the defect from the run rather than from the carton, quoted at USD 192-1568 per piece in retail box with care card.

table percentage variance

A 62% table in a bright cut reads dark in a store window. Buying by table percentage, not only by carat, keeps the display consistent, shipped as retail box with care card and certified GRA report.

In a 100-piece run this typically shows on 14 of pieces. Catching it means measuring report plot match at the tray level, not inspecting the finished carton, and at USD 192-1568 for 100 pieces that is the number the buyer signs.

What a USD 192-1568 Quote Hides

The Vermeil Upgrade price of 100 pieces splits as below. The line buyers challenge is labor, and it is the line that decides the second season, which is USD 192-1568 on the Vermeil Upgrade schedule.

Cost lineShareWhat moves it
Base metal or alloy for round Cut Lab Grown Diamond34%Alloy choice and casting yield
Stone or melee for round Cut Lab Grown Diamond25%Sieve range and lot batching
Setting and finishing labor for round Cut Lab Grown Diamond22%Jig design and bench minutes
Plating, polish and QC for round Cut Lab Grown Diamond15%Per-tray versus per-piece checks
Packaging for round Cut Lab Grown Diamond4%retail box with care card

Break the USD 192-1568 quote into these five lines and the comparison stops being rhetorical.

The Measurements Behind a USD 192-1568 Quote

Price is the first thing compared and the last thing that matters. These four measurements decide the return rate on round Cut Lab Grown Diamond, and three of them cost nothing to specify, and the Vermeil Upgrade quote for it sits at USD 192-1568.

Spec pointCommon trade outputHOLYCOME standardCost if missed
Plating thicknessNominal only0.20 micron rhodium logged per lot, 3 microns on vermeilWear-through inside one season
Surface porosity after polishSeen after platingCast porosity checked before plating, rejects pulled at that stagePlating blister six weeks later
Stone colour consistencyGraded by eye under D65Colour matched to a retained master stone, per trayRepeat colour complaint in the same SKU
Sizing drift across the runNot measuredGo/no-go gauge on every size, drift held under 0.15 mmResize queue and reship cost

Each line is a gauge, not a slogan. A supplier who cannot quote a number for certificate mismatch is quoting an opinion about round Cut Lab Grown Diamond, and 100 pieces leaves Wuzhou in retail box with care card at USD 192-1568.

MOQ, Samples and the Balance

The commercial frame is short enough to state in full. Minimum order is 50 pieces per design, and mixed designs travel in one shipment, so a 100-piece Vermeil Upgrade order can carry three or four models without a separate setup charge. Sample pieces leave in 3-5 days when the components are in stock, and a new model adds about twenty days before the first article exists, certified GRA report and packed retail box with care card at 100 pieces.

Payment is 30 percent with the order and 70 percent against the bill of lading, with the balance window stated on the invoice rather than agreed by message. Prices quoted at USD 192-1568 are FOB Guangzhou or Shenzhen; DDP is quoted separately because the duty line moves with the tariff schedule and not with our cost.

Packing follows the retail box with care card format at 100 pieces to the carton, and the packing list carries SKU, size and stone size so receiving can count without opening every box. Private-label cartons add three days for the print run and must be approved before the first bulk order, not after it, certified GRA report and packed retail box with care card at 100 pieces.

Certification is GRA report for the lots that carry it, with a batch report and per-piece measurement of report plot match for the lots below the threshold. The document set travels with the shipping papers, which is what a customs broker asks for at the port rather than after clearance, which the Vermeil Upgrade file records at USD 192-1568 in retail box with care card.

A rejected tray is settled inside the same order cycle against the retained reference piece. If the difference sits on our retained sample we replace or credit; if it appeared in transit we split the assay cost and file with the carrier, and that rule is written on the order before the deposit clears, which is USD 192-1568 on the Vermeil Upgrade schedule.

How the Second Order Becomes Cheaper

Nobody quotes it for round Cut Lab Grown Diamond until something goes wrong, which is exactly why it belongs in the first email, on a 100-piece Vermeil Upgrade order at USD 192-1568.

We run this check per tray rather than per carton because the defect that matters on round Cut Lab Grown Diamond is the one that repeats. A single odd piece is noise; a pattern across one tray is a process problem and it will be in every tray made after it, quoted at USD 192-1568 per piece in retail box with care card.

The report the buyer receives states the count per tray, the measured average and the outlier count for round Cut Lab Grown Diamond. It is deliberately unglamorous, and it is the document that settles most disputes before they start, and 100 pieces leaves Wuzhou in retail box with care card at USD 192-1568.

The Reject Tray Policy That Decides a Partnership

It is not a marketing point on round Cut Lab Grown Diamond. It is the number that decides whether the second order happens, on a 100-piece Vermeil Upgrade order at USD 192-1568.

The buyers who get the most out of round Cut Lab Grown Diamond treat the first order as a measurement, not as a purchase. They buy a small run, measure the four numbers that matter, and then commit, on a 100-piece Vermeil Upgrade order at USD 192-1568.

We support it directly on round Cut Lab Grown Diamond: a 50-piece test run per design, the same gauge standard as a bulk order, and the same retained tray. Small does not have to mean loose, on a 100-piece Vermeil Upgrade order at USD 192-1568.

The Dock Check on round Cut Lab Grown Diamond

Air lands in 5-8 days to the US west coast and sea takes three times the transit. At USD 192-1568 per piece the choice is a cash-flow decision.

DDP is available for US accounts that want duty and clearance on our side, and it removes the invoice that arrives after the carton clears, shipped as retail box with care card and certified GRA report, and at USD 192-1568 for 100 pieces that is the number the buyer signs.

On arrival, weigh a tray and measure ten pieces. Anything outside the band is a claim with evidence rather than a difference of opinion, and at USD 192-1568 for 100 pieces that is the number the buyer signs.

From Spec to retail box with care card

On 100 pieces of round Cut Lab Grown Diamond the calendar starts at the signed spec, not at the deposit, and it ends with retail box with care card on a pallet, shipped as retail box with care card and certified GRA report.

  1. Sign the drawing at 1:1 scale with a millimetre grid, not a phone render.
  2. Cut the model in wax or resin and photograph it on the gauge before metal is committed.
  3. Cast the first article, set the stones and finish it exactly as bulk will be finished.
  4. Send the first article for approval with the weight and the stone measurements stated.
  5. Run the balance of the order in 25-30 days, holding the approved article as the reference.
  6. Ship with the approved article photographed beside a production piece from the same tray.

A 50-piece first order at USD 192-1568 is a measurement of report plot match, not a commitment to the range.

A 100-Piece Test Run

A test run at 50 pieces tells you three things: whether certificate mismatch is controlled, whether packing survives freight, and whether the count is honest, which is USD 192-1568 on the Vermeil Upgrade schedule.

Put the reject rule in writing before the deposit. The Vermeil Upgrade conversation after arrival is shorter when the rule is already on the order, priced at USD 192-1568 for the 100-piece Vermeil Upgrade run.

Frequently Asked Questions

How long does a reorder of the same round Cut Lab Grown Diamond take?

With the model, the gauge set and the signed spec already in our system, a repeat is 12-15 days; a first run is 3-5 days for a stock-component sample and about 20 days when a new model is needed, and at USD 192-1568 for 100 pieces that is the number the buyer signs.

What finish do you use, and how thick is it?

Rhodium at 0.20 micron minimum on white round Cut Lab Grown Diamond, with a palladium strike layer so wear-through reads white rather than yellow. Vermeil runs at 3 microns over sterling and is logged per lot, on a 100-piece Vermeil Upgrade order at USD 192-1568.

How is round Cut Lab Grown Diamond packed for retail box with care card?

Every unit goes into a foam-backed pouch, then the retail box with care card, then the outer carton at 100 pieces. The packing list carries the SKU, the size and the stone size so receiving can check without opening every box, shipped as retail box with care card and certified GRA report.

Can you ship DDP?

DDP is available for US accounts and removes the duty invoice that arrives after the carton clears. FOB Guangzhou or Shenzhen is the default, and most buyers take DDP once and then switch after they see the breakdown, priced at USD 192-1568 for the 100-piece Vermeil Upgrade run.

How long does a reorder of the same round Cut Lab Grown Diamond take?

With the model, the gauge set and the signed spec already in our system, a repeat is 12-15 days; a first run is 3-5 days for a stock-component sample and about 20 days when a new model is needed, and at USD 192-1568 for 100 pieces that is the number the buyer signs.

Next Step

Send a photo or a drawing of the piece you want in retail box with care card. We answer with a price, a calendar and the four measurements above, and 100 pieces leaves Wuzhou in retail box with care card at USD 192-1568.

The factory behind round Cut Lab Grown Diamond here is Wuzhou HengliLai Jewelry Co., Ltd., operating since 2009 in Wuzhou, Guangxi, at roughly 60,000 pieces a month. Reach the export desk at service@holycome.com or +86 18078079070 on WhatsApp, and 100 pieces leaves Wuzhou in retail box with care card at USD 192-1568.

Related reading: Round Cut Lab Grown Diamond Amazon FBA Ready: The Sample Approval That Survives Produ - HOLYCOME Cushion Cut Lab Grown Diamond Made to Order: Carton Cube, Duty and the Freight Line T - HOLYCOME

Topics: Round Cut Lab Grown Diamond Vermeil Upgrade

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Written by the Holycome manufacturing & quality team. Every figure and claim in this article comes from our own production floor in Wuzhou, China — in-house casting, stone setting and a three-pass quality inspection we have run since 2008.

Materials are tested for nickel, lead and cadmium release by SGS and CTT International; moissanite centre stones ship with their GRA warranty card and report. We also hold an independent SMETA / Sedex ethical-trade audit and a Hong Kong Customs AML registration.

Reviewed for accuracy by our quality team before publication. Last updated .

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