Oval|Lab Grown|IGI

10.51ct G VS2 Oval Lab Grown Diamond

EX • G/VS2 • IGI LG660474991

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG660474991

Diamond specifications and retailer prices

From HK$11,667 HKD

$1,487 USD

As of October 27, 2026

Save HK$37,575 HKD (76%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: HK$63,789 HKD at Brilliant Earth · As of October 26, 2026

View at Brilliant Earth

About this 10.51ct lab-grown oval diamond

This 10.51ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG660474991 or 660474991. Listed at 19 retailers as of October 27, 2026, with a 322% 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

10.51

Carat

Colour

VS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.8°

Pavilion angle39.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG660474991

Dimensions18.07 × 12.10 × 7.53 mm

L/W Ratio1.49

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG660474991

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 27

Current: HK$63,789 HKD|Low: HK$11,204 HKD|High: HK$65,750 HKD|Avg: HK$29,749 HKD|-3.0%

Brilliant Earth

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

Retailer 16

Retailer 17

November 2, 2026

Retailer 13HK$11,667 HKD

Retailer 4HK$12,695 HKD

Retailer 15HK$13,535 HKD

Retailer 12HK$14,868 HKD

Retailer 17HK$15,567 HKD

Retailer 2HK$18,957 HKD

Retailer 10HK$21,140 HKD

Retailer 16HK$21,334 HKD

Retailer 8HK$24,566 HKD

Retailer 3HK$25,374 HKD

Retailer 7HK$32,644 HKD

Retailer 14HK$33,997 HKD

Retailer 11HK$43,742 HKD

Retailer 5HK$45,177 HKD

Retailer 9HK$47,613 HKD

Retailer 6HK$49,242 HKD

Brilliant EarthHK$63,789 HKD

43 data points across 17 retailers

19 retailersHK$11,667 HKD to HK$49,242 HKD

Cheapest Retailer

HK$11,667 HKD

$1,487 USD

Retailer 2

HK$12,695 HKD

$1,618 USD

View

Price last confirmed 9 days ago

Retailer 3

HK$13,535 HKD

$1,725 USD

View

Price last confirmed 8 days ago

Retailer 4

HK$13,535 HKD

$1,725 USD

View

Price last confirmed 21 days ago

Retailer 5

HK$14,868 HKD

$1,895 USD

View

Retailer 6

HK$15,567 HKD

View

Retailer 7

HK$18,957 HKD

£1,902 GBP

View

Retailer 8

HK$21,140 HKD

€2,566 EUR

View

Price last confirmed 8 days ago

B+

Retailer 9

HK$21,334 HKD

$2,719 USD

View

Retailer 10

HK$24,566 HKD

$3,131 USD

View

Retailer 11

HK$25,374 HKD

$3,234 USD

View

Price last confirmed 8 days ago

B+

Retailer 12

HK$32,644 HKD

£3,276 GBP

View

Retailer 13

HK$33,997 HKD

$4,333 USD

View

Price last confirmed 7 days ago

B+

Retailer 14

HK$36,484 HKD

$4,650 USD

View

B+

Retailer 15

HK$43,742 HKD

$5,575 USD

View

Retailer 16

HK$45,177 HKD

SGD 7,781 SGD

View

Price last confirmed 7 days ago

Retailer 17

HK$47,613 HKD

$6,068 USD

View

Retailer 18

HK$49,242 HKD

$6,276 USD

View

Most Expensive

Brilliant Earth

18044317A · Oct 26

HK$63,789 HKD

$8,130 USD

View

Price last confirmed 7 days ago

18 more retailers have this diamond

Prices start from HK$11,667 HKDSave up to HK$37,575 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.

Similar diamonds

10.51ct Oval

HK$11,667 HKD