Cushion|Lab Grown|IGI

6.37ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG645455952

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG645455952

Diamond specifications and retailer prices

From HK$18,963 HKD

$2,417 USD

As of October 25, 2026

Save HK$78,794 HKD (81%) vs most expensive(unlock to see where)

22 retailers carry this diamond

Most expensive: HK$121,687 HKD at Brilliant Earth · As of October 1, 2026

View at Brilliant Earth

About this 6.37ct lab-grown cushion diamond

This 6.37ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645455952 or 645455952. Listed at 22 retailers as of October 25, 2026, with a 416% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

6.37

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle38.3°

Pavilion angle31.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG645455952

Dimensions10.43 × 10.38 × 6.56 mm

L/W Ratio1.00

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 LG645455952

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

Unlock full score analysis

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

Price History

Last verified: Oct 25

Current: HK$25,207 HKD|Low: HK$15,903 HKD|High: HK$62,378 HKD|Avg: HK$32,302 HKD|+1.0%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

October 24, 2026

Retailer 6HK$15,903 HKD

Retailer 15HK$16,484 HKD

Retailer 14HK$17,810 HKD

Retailer 5HK$18,963 HKD

Retailer 1HK$25,207 HKD

Retailer 3HK$26,008 HKD

Retailer 13HK$27,240 HKD

Retailer 8HK$27,350 HKD

Retailer 9HK$33,765 HKD

Retailer 7HK$34,555 HKD

Retailer 10HK$34,816 HKD

Retailer 11HK$48,604 HKD

Retailer 2HK$49,253 HKD

Retailer 12HK$52,231 HKD

Retailer 4HK$62,378 HKD

36 data points across 15 retailers

22 retailersHK$18,963 HKD to HK$97,757 HKD

Retailer 1

HK$16,484 HKD

$2,101 USD

Price last confirmed 19 days ago

Retailer 2

HK$17,810 HKD

$2,270 USD

View

Price last confirmed 8 days ago

Retailer 3

HK$18,963 HKD

$2,417 USD

View

Retailer 4

HK$21,591 HKD

View

Price last confirmed 8 days ago

Retailer 5

HK$23,647 HKD

$3,014 USD

View

Price last confirmed 8 days ago

Retailer 6

HK$25,207 HKD

£2,530 GBP

View

Price last confirmed 7 days ago

Retailer 7

HK$26,008 HKD

$3,315 USD

View

Price last confirmed 8 days ago

Retailer 8

HK$27,240 HKD

$3,472 USD

View

Price last confirmed 8 days ago

Retailer 9

HK$27,350 HKD

€3,320 EUR

View

Price last confirmed 8 days ago

Retailer 10

HK$33,765 HKD

A$6,621 AUD

View

Price last confirmed 9 days ago

Retailer 11

HK$34,555 HKD

£3,468 GBP

View

Price last confirmed 8 days ago

Retailer 12

HK$34,816 HKD

ZAR 71,690 ZAR

View

Price last confirmed 11 days ago

Retailer 13

HK$46,831 HKD

$5,969 USD

View

Price last confirmed 8 days ago

Retailer 14

HK$48,604 HKD

$6,195 USD

View

Price last confirmed 10 days ago

Retailer 15

HK$49,253 HKD

A$9,658 AUD

View

Price last confirmed 23 days ago

Retailer 16

HK$52,231 HKD

£5,242 GBP

View

Price last confirmed 10 days ago

Retailer 17

HK$58,178 HKD

$7,415 USD

View

Retailer 18

HK$62,378 HKD

SGD 10,744 SGD

View

Price last confirmed 7 days ago

Retailer 19

HK$63,664 HKD

$8,115 USD

View

Price last confirmed 10 days ago

Retailer 20

HK$97,757 HKD

$12,460 USD

View

Retailer 21

HK$111,409 HKD

$14,200 USD

View

Price last confirmed 8 days ago

Most Expensive

Brilliant Earth

14102592Y · Oct 1

HK$121,687 HKD

$15,510 USD

View

Price last confirmed 30 days ago

21 more retailers have this diamond

Prices start from HK$18,963 HKDSave up to HK$78,794 HKD

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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