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Cushion|Natural|GIA

1.31ct I SI2 Cushion Natural Diamond

ID • I/SI2 • GIA 2396156483

Certificate GIA 2396156483

Diamond specifications and retailer prices

From HK$18,959 HKD
As of November 6, 2026
Save HK$23,453 HKD (55%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$42,412 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 1.31ct natural cushion diamond

This 1.31ct natural cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2396156483. Listed at 12 retailers as of November 4, 2026, with prices from HK$18,959 to HK$42,412, a HK$23,453 spread on the same certified stone. MOH London lists it at HK$42,412. 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

1.31
Carat
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2396156483
Dimensions6.02 × 5.87 × 4.11 mm
L/W Ratio1.03
Top View
6.02 mm5.87 mm1.31 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2396156483
Side View
Table 61.0%CrownGirdle: Ext. ThickPavilionCulet: NoneDepth 70.0%

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: Nov 6
Current: HK$42,412 HKD|Low: HK$18,755 HKD|High: HK$42,919 HKD|Avg: HK$27,159 HKD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 7HK$18,959 HKD
Retailer 10HK$23,261 HKD
Retailer 9HK$23,465 HKD
Retailer 2HK$25,001 HKD
Retailer 8HK$25,425 HKD
Retailer 6HK$26,146 HKD
Retailer 11HK$26,545 HKD
Retailer 12HK$27,086 HKD
Retailer 3HK$27,274 HKD
Retailer 5HK$29,586 HKD
Retailer 4HK$30,817 HKD
MOH LondonHK$42,412 HKD

31 data points across 12 retailers

12 retailersHK$18,959 HKD to HK$42,412 HKD

A
Cheapest Retailer
-
HK$18,959 HKD
B+
Retailer 2
-
HK$22,572 HKD
View
B+
Retailer 3
-
HK$23,261 HKD
View
B+
Retailer 4
-
HK$23,465 HKD
View
Final sale: no returns
B+
Retailer 5
-
HK$25,001 HKD
View
Retailer 6
-
HK$25,425 HKD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
HK$26,146 HKD
View
B+
Retailer 8
-
HK$26,373 HKD
View
B+
Retailer 9
-
HK$26,545 HKD
View
B+
Retailer 10
-
HK$27,274 HKD
View
B+
Retailer 11
-
HK$29,586 HKD
View
Most Expensive
B
MOH London
58FD822FF · Nov 4
HK$42,412 HKD
£4,261 GBP
View
11 more retailers have this diamond
Prices start from HK$18,959 HKDSave up to HK$23,453 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
1.31ct Cushion
HK$18,959 HKD