Cushion|Natural|GIA

1.02ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 2231989008

Certificate GIA 2231989008

Diamond specifications and retailer prices

From $1,132 USD
As of November 4, 2026
Save $1,385 USD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,517 USD 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 2231989008. Listed at 16 retailers as of November 4, 2026, with prices from $1,132 to $2,517, a $1,385 spread on the same certified stone. MOH London lists it at $2,517. 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
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2231989008
Dimensions5.90 × 5.82 × 3.83 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
5.90 mm5.82 mm1.02 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2231989008
Side View
Table 64.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 65.8%

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 4
Current: $2,517 USD|Low: $1,113 USD|High: $2,694 USD|Avg: $1,648 USD|-6.6%
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
Retailer 15
November 6, 2026
Retailer 3$1,132 USD
Retailer 13$1,139 USD
Retailer 15$1,204 USD
Retailer 10$1,304 USD
Retailer 6$1,322 USD
Retailer 12$1,393 USD
Retailer 5$1,420 USD
Retailer 14$1,516 USD
Retailer 8$1,590 USD
Retailer 9$1,758 USD
Retailer 4$1,973 USD
Retailer 7$1,982 USD
Retailer 2$1,995 USD
Retailer 11$2,293 USD
MOH London$2,517 USD

31 data points across 15 retailers

16 retailers$1,132 USD to $2,517 USD

A
Cheapest Retailer
-
$1,132 USD
A
Retailer 2
-
$1,139 USD
View
A
Retailer 3
-
$1,204 USD
View
Final sale: no returns
A
Retailer 4
-
$1,304 USD
View
A
Retailer 5
-
$1,322 USD
View
A
Retailer 6
-
$1,393 USD
View
A
Retailer 7
-
$1,420 USD
View
B+
Retailer 8
-
$1,516 USD
View
B+
Retailer 9
-
$1,590 USD
View
B+
Retailer 10
-
$1,682 USD
View
B+
Retailer 11
-
$1,758 USD
View
B
Retailer 12
-
$1,973 USD
View
Retailer 13
-
$1,982 USD
View
Price last confirmed 32 days ago
B
Retailer 14
-
$1,995 USD
View
B
Retailer 15
-
$2,293 USD
View
Most Expensive
B
MOH London
BF8E69CBE · Nov 4
$2,517 USD
£1,982 GBP
View
15 more retailers have this diamond
Prices start from $1,132 USDSave up to $1,385 USD

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
$1,132 USD