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Cushion|Lab Grown|IGI

0.51ct D VS2 Cushion Lab Grown Diamond

VG • D/VS2 • IGI LG840664981

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840664981

Diamond specifications and retailer prices

From HK$934 HKD
$119 USD
As of October 27, 2026
Save HK$7,735 HKD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$8,669 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 0.51ct lab-grown cushion diamond

This 0.51ct lab-grown cushion sits in the half to three-quarter carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG840664981 or 840664981. Listed at 12 retailers as of October 26, 2026, with prices from HK$934 to HK$8,669, a HK$7,735 spread on the same certified stone. MOH London lists it at HK$8,669. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
D
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.4°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840664981
Dimensions5.40 × 4.10 × 2.76 mm
L/W Ratio1.32
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.40 mm4.10 mm0.51 ctD / VS2
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG840664981
Side View
Table 55.0%Crown 32.4°Girdle: MED-STKPavilion 35°Culet: NoneDepth 67.3%

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 27
Current: HK$8,669 HKD|Low: HK$934 HKD|High: HK$8,699 HKD|Avg: HK$2,731 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 4HK$934 HKD
Retailer 10HK$1,205 HKD
Retailer 7HK$1,878 HKD
Retailer 8HK$1,961 HKD
Retailer 5HK$2,043 HKD
Retailer 9HK$2,071 HKD
Retailer 6HK$2,830 HKD
Retailer 3HK$2,926 HKD
Retailer 2HK$2,981 HKD
Retailer 12HK$3,138 HKD
Retailer 11HK$5,500 HKD
MOH LondonHK$8,669 HKD

22 data points across 12 retailers

12 retailersHK$934 HKD to HK$8,669 HKD

A
Cheapest Retailer
-
HK$934 HKD
$119 USD
Final sale: no returns
A
Retailer 2
-
HK$1,205 HKD
View
A
Retailer 3
-
HK$1,878 HKD
€228 EUR
View
Retailer 4
-
HK$1,961 HKD
$250 USD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
HK$2,043 HKD
£205 GBP
View
B+
Retailer 6
-
HK$2,071 HKD
$264 USD
View
B
Retailer 7
-
HK$2,830 HKD
£284 GBP
View
B
Retailer 8
-
HK$2,926 HKD
SGD 504 SGD
View
B
Retailer 9
-
HK$2,981 HKD
$380 USD
View
B+
Retailer 10
-
HK$3,138 HKD
$400 USD
View
Retailer 11
-
HK$5,500 HKD
£552 GBP
View
Price last confirmed 14 days ago
Most Expensive
B
MOH London
LG840664981 · Oct 26
HK$8,669 HKD
£870 GBP
View
11 more retailers have this diamond
Prices start from HK$934 HKDSave up to HK$7,735 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
0.51ct Cushion
HK$934 HKD