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Cushion|Lab Grown|IGI

1.53ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG529245188

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG529245188

Diamond specifications and retailer prices

From HK$2,218 HKD
As of November 6, 2026
Save HK$7,616 HKD (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$9,834 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.53ct lab-grown cushion diamond

This 1.53ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG529245188 or 529245188. Listed at 14 retailers as of November 2, 2026, with prices from HK$2,218 to HK$9,834, a HK$7,616 spread on the same certified stone. MOH London lists it at HK$9,834. 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

1.53
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG529245188
Dimensions6.65 × 6.60 × 4.50 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.65 mm6.60 mm1.53 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG529245188
Side View
Table 64.0%Crown 35.2°Girdle: MED-THKPavilion 41.2°Culet: NoneDepth 68.2%

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$9,834 HKD|Low: HK$2,453 HKD|High: HK$9,953 HKD|Avg: HK$5,597 HKD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8HK$2,453 HKD
Retailer 3HK$2,712 HKD
Retailer 10HK$3,292 HKD
Retailer 6HK$3,723 HKD
Retailer 2HK$4,381 HKD
Retailer 4HK$4,616 HKD
Retailer 5HK$6,239 HKD
Retailer 9HK$8,073 HKD
Retailer 7HK$9,013 HKD
MOH LondonHK$9,834 HKD

41 data points across 10 retailers

14 retailersHK$2,218 HKD to HK$9,834 HKD

A
Cheapest Retailer
-
HK$2,218 HKD
Final sale: no returns
Retailer 2
-
HK$2,453 HKD
View
Price last confirmed 12 days ago
A
Retailer 3
-
HK$2,712 HKD
View
B+
Retailer 4
-
HK$3,292 HKD
View
A
Retailer 5
-
HK$3,723 HKD
View
A
Retailer 6
-
HK$4,091 HKD
View
A
Retailer 7
-
HK$4,381 HKD
View
A
Retailer 8
-
HK$4,522 HKD
View
A
Retailer 9
-
HK$4,616 HKD
View
B+
Retailer 10
-
HK$6,239 HKD
View
Retailer 11
-
HK$8,073 HKD
View
Price last confirmed 16 days ago
B
Retailer 12
-
HK$8,292 HKD
View
B
Retailer 13
-
HK$9,013 HKD
View
Most Expensive
B
MOH London
LG529245188 · Nov 2
HK$9,834 HKD
£988 GBP
View
13 more retailers have this diamond
Prices start from HK$2,218 HKDSave up to HK$7,616 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
1.53ct Cushion
HK$2,218 HKD