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Cushion|Natural|GIA

1.02ct J SI1 Cushion Natural Diamond

ID • J/SI1 • GIA 6442383881

Certificate GIA 6442383881

Diamond specifications and retailer prices

From HK$12,438 HKD
As of November 6, 2026
Save HK$13,063 HKD (51%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$25,501 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 1.02ct natural cushion diamond

This 1.02ct natural cushion sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6442383881. Listed at 11 retailers as of November 4, 2026, with prices from HK$12,438 to HK$25,501, a HK$13,063 spread on the same certified stone. MOH London lists it at HK$25,501. 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
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6442383881
Dimensions5.63 × 5.48 × 3.81 mm
L/W Ratio1.03
Top View
5.63 mm5.48 mm1.02 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6442383881
Side View
Table 62.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 69.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$25,501 HKD|Low: HK$12,336 HKD|High: HK$25,839 HKD|Avg: HK$16,106 HKD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 8HK$12,438 HKD
Retailer 12HK$13,300 HKD
Retailer 10HK$13,465 HKD
Retailer 2HK$14,154 HKD
Retailer 9HK$14,593 HKD
Retailer 11HK$15,009 HKD
Retailer 6HK$15,839 HKD
Retailer 3HK$16,419 HKD
Retailer 4HK$16,537 HKD
Retailer 7HK$17,807 HKD
Retailer 5HK$19,821 HKD
MOH LondonHK$25,501 HKD

31 data points across 12 retailers

11 retailersHK$12,438 HKD to HK$25,501 HKD

B+
Cheapest Retailer
-
HK$12,438 HKD
B+
Retailer 2
-
HK$13,300 HKD
View
B+
Retailer 3
-
HK$13,465 HKD
View
Final sale: no returns
B+
Retailer 4
-
HK$14,154 HKD
View
Retailer 5
-
HK$14,593 HKD
View
Price last confirmed 9 days ago
B
Retailer 6
-
HK$15,009 HKD
View
B
Retailer 7
-
HK$15,839 HKD
View
B
Retailer 8
-
HK$16,537 HKD
View
B
Retailer 9
-
HK$17,807 HKD
View
B
Retailer 10
-
HK$19,821 HKD
View
Most Expensive
B
MOH London
ABCDD1891 · Nov 4
HK$25,501 HKD
£2,562 GBP
View
10 more retailers have this diamond
Prices start from HK$12,438 HKDSave up to HK$13,063 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.

B+
1.02ct Cushion
HK$12,438 HKD