Cushion|Lab Grown|IGI

3.50ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG688512175

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG688512175

Diamond specifications and retailer prices

From $1,460 USD

As of October 31, 2026

Save $8,960 USD (86%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: $10,420 USD at Do Amore Diamonds · As of October 31, 2026

View at Do Amore Diamonds

About this 3.5ct lab-grown cushion diamond

This 3.5ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG688512175 or 688512175. Listed at 15 retailers as of October 31, 2026, with prices from $1,460 to $10,420, a $8,960 spread on the same certified stone. Do Amore Diamonds lists it at $10,420. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.50

Carat

Color

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.9°

Pavilion angle33.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG688512175

Dimensions8.60 × 8.30 × 5.57 mm

L/W Ratio1.04

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG688512175

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31

Current: $10,420 USD|Low: $1,460 USD|High: $10,640 USD|Avg: $3,956 USD|+12.9%

Do Amore Diamonds

Retailer 2

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Retailer 5

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Retailer 7

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Retailer 9

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Retailer 11

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Retailer 15

October 31, 2026

Retailer 5$1,460 USD

Retailer 10$1,631 USD

Retailer 13$1,805 USD

Retailer 12$1,928 USD

Retailer 7$2,042 USD

Retailer 6$2,204 USD

Retailer 2$2,287 USD

Retailer 9$2,625 USD

Retailer 3$3,469 USD

Retailer 15$4,934 USD

Retailer 8$5,019 USD

Retailer 14$5,235 USD

Retailer 4$5,570 USD

Retailer 11$7,812 USD

Do Amore Diamonds$10,420 USD

35 data points across 15 retailers

15 retailers$1,460 USD to $10,420 USD

Cheapest Retailer

$1,460 USD

Retailer 2

$1,631 USD

View

Retailer 3

$1,805 USD

HK$14,100 HKD

View

Retailer 4

$1,928 USD

£1,518 GBP

View

Retailer 5

$2,042 USD

View

Retailer 6

$2,204 USD

View

Retailer 7

$2,287 USD

€2,178 EUR

View

B+

Retailer 8

$2,625 USD

View

Retailer 9

$3,469 USD

A$5,337 AUD

View

Price last confirmed 9 days ago

Retailer 10

$4,934 USD

£3,885 GBP

View

B+

Retailer 11

$5,019 USD

A$7,722 AUD

View

Retailer 12

$5,235 USD

SGD 7,074 SGD

View

Retailer 13

$5,570 USD

View

Price last confirmed 10 days ago

Retailer 14

$7,812 USD

View

Most Expensive

Do Amore Diamonds

27-DE5D166EF · Oct 31

$10,420 USD

View

14 more retailers have this diamond

Prices start from $1,460 USDSave up to $8,960 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

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