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Cushion|Lab Grown|IGI

0.51ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG844678170

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

Certificate IGI LG844678170

Diamond specifications and retailer prices

From HK$957 HKD
$122 USD
As of October 28, 2026
Save HK$8,279 HKD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$9,236 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844678170 or 844678170. Listed at 14 retailers as of October 26, 2026, with prices from HK$957 to HK$9,236, a HK$8,279 spread on the same certified stone. MOH London lists it at HK$9,236. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.1°
Pavilion angle45.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844678170
Dimensions4.53 × 4.49 × 3.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.53 mm4.49 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844678170
Side View
Table 63.0%Crown 32.1°Girdle: THK-VTKPavilion 45.7°Culet: NoneDepth 71.5%

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 28
Current: HK$9,236 HKD|Low: HK$910 HKD|High: HK$9,236 HKD|Avg: HK$3,183 HKD|+8.4%
MOH London
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
October 28, 2026
Retailer 2HK$957 HKD
Retailer 10HK$1,451 HKD
Retailer 5HK$1,765 HKD
Retailer 13HK$1,914 HKD
Retailer 3HK$1,954 HKD
Retailer 14HK$2,010 HKD
Retailer 7HK$2,106 HKD
Retailer 11HK$2,557 HKD
Retailer 9HK$3,001 HKD
Retailer 4HK$3,859 HKD
Retailer 6HK$5,281 HKD
Retailer 12HK$5,619 HKD
Retailer 8HK$7,083 HKD
MOH LondonHK$9,236 HKD

15 data points across 14 retailers

14 retailersHK$957 HKD to HK$9,236 HKD

A
Cheapest Retailer
-
HK$957 HKD
$122 USD
Final sale: no returns
A
Retailer 2
-
HK$1,451 HKD
$185 USD
View
A
Retailer 3
-
HK$1,765 HKD
$225 USD
View
A
Retailer 4
-
HK$1,914 HKD
ZAR 3,941 ZAR
View
B+
Retailer 5
-
HK$1,954 HKD
$249 USD
View
A
Retailer 6
-
HK$2,010 HKD
€244 EUR
View
B+
Retailer 7
-
HK$2,106 HKD
£211 GBP
View
B+
Retailer 8
-
HK$2,557 HKD
£257 GBP
View
B
Retailer 9
-
HK$3,001 HKD
SGD 517 SGD
View
B
Retailer 10
-
HK$3,859 HKD
$492 USD
View
B
Retailer 11
-
HK$5,281 HKD
£530 GBP
View
B
Retailer 12
-
HK$5,619 HKD
£564 GBP
View
B
Retailer 13
-
HK$7,083 HKD
$903 USD
View
Most Expensive
B
MOH London
LG844678170 · Oct 26
HK$9,236 HKD
£927 GBP
View
13 more retailers have this diamond
Prices start from HK$957 HKDSave up to HK$8,279 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$957 HKD