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Cushion|Lab Grown|IGI

1.02ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG851654220

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG851654220

Diamond specifications and retailer prices

From HK$1,959 HKD
As of November 6, 2026
Save HK$4,749 HKD (71%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$6,709 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 1.02ct lab-grown cushion diamond

This 1.02ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG851654220 or 851654220. Listed at 8 retailers as of November 4, 2026, with prices from HK$1,959 to HK$6,709, a HK$4,749 spread on the same certified stone. MOH London lists it at HK$6,709. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.02
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851654220
Dimensions7.14 × 4.97 × 3.31 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.14 mm4.97 mm1.02 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851654220
Side View
Table 62.0%Crown 38.3°Girdle: STK-VTKPavilion 35.8°Culet: NoneDepth 66.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$6,709 HKD|Low: HK$1,959 HKD|High: HK$6,729 HKD|Avg: HK$3,411 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7HK$1,959 HKD
Retailer 2HK$2,469 HKD
Retailer 4HK$2,492 HKD
Retailer 3HK$2,547 HKD
Retailer 5HK$2,727 HKD
Retailer 6HK$5,055 HKD
MOH LondonHK$6,709 HKD

6 data points across 7 retailers

8 retailersHK$1,959 HKD to HK$6,709 HKD

B+
Cheapest Retailer
-
HK$1,959 HKD
A
Retailer 2
-
HK$2,469 HKD
View
A
Retailer 3
-
HK$2,492 HKD
View
A
Retailer 4
-
HK$2,547 HKD
View
A
Retailer 5
-
HK$2,727 HKD
View
B+
Retailer 6
-
HK$4,115 HKD
View
B
Retailer 7
-
HK$5,055 HKD
View
Most Expensive
B
MOH London
LG851654220 · Nov 4
HK$6,709 HKD
£674 GBP
View
7 more retailers have this diamond
Prices start from HK$1,959 HKDSave up to HK$4,749 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
1.02ct Cushion
HK$1,959 HKD