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Cushion|Lab Grown|IGI

10.51ct E VVS2 Cushion Lab Grown Diamond

ID • E/VVS2 • IGI LG840638761

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840638761

Diamond specifications and retailer prices

From HK$21,290 HKD
As of October 30, 2026
Save HK$46,222 HKD (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$73,655 HKD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 10.51ct lab-grown cushion diamond

This 10.51ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840638761 or 840638761. Listed at 10 retailers as of October 30, 2026, with a 217% 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
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840638761
Dimensions16.01 × 11.28 × 7.52 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.01 mm11.28 mm10.51 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840638761
Side View
Table 61.0%Crown 32.7°Girdle: MED-THKPavilion 35.4°Culet: NoneDepth 66.7%

Caratlytics Score

How it works →
A
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 30
Current: HK$73,655 HKD|Low: HK$21,290 HKD|High: HK$101,806 HKD|Avg: HK$46,670 HKD|-0.3%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 8HK$21,290 HKD
Retailer 9HK$21,733 HKD
Retailer 2HK$24,871 HKD
Retailer 5HK$28,292 HKD
Retailer 3HK$29,360 HKD
Retailer 4HK$46,368 HKD
Retailer 6HK$60,883 HKD
Retailer 10HK$63,281 HKD
Retailer 7HK$67,512 HKD
Novita DiamondsHK$73,655 HKD

30 data points across 10 retailers

10 retailersHK$21,290 HKD to HK$67,512 HKD

A
Cheapest Retailer
-
HK$21,290 HKD
A
Retailer 2
-
HK$21,733 HKD
$2,770 USD
View
A
Retailer 3
-
HK$24,871 HKD
£2,496 GBP
View
A
Retailer 4
-
HK$28,292 HKD
$3,606 USD
View
A
Retailer 5
-
HK$29,360 HKD
€3,564 EUR
View
Retailer 6
-
HK$46,368 HKD
$5,910 USD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
HK$60,883 HKD
$7,760 USD
View
B+
Retailer 8
-
HK$63,281 HKD
$8,066 USD
View
B+
Retailer 9
-
HK$67,512 HKD
$8,605 USD
View
Most Expensive
Novita Diamonds
cert_840638761 · Oct 8
HK$73,655 HKD
A$14,443 AUD
View
Price last confirmed 22 days ago
9 more retailers have this diamond
Prices start from HK$21,290 HKDSave up to HK$46,222 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.

A
10.51ct Cushion
HK$21,290 HKD