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Cushion|Natural|GIA

1.20ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 6495470525

Certificate GIA 6495470525

Diamond specifications and retailer prices

From $1,719 SGD
HK$10,500 HKD
As of November 1, 2026
Save $2,236 SGD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,955 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.2ct natural cushion diamond

This 1.2ct 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 6495470525. Listed at 16 retailers as of November 1, 2026, with prices from $1,719 to $3,955, a $2,236 spread on the same certified stone. MOH London lists it at $3,955. 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

1.20
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6495470525
Dimensions7.03 × 5.45 × 3.78 mm
L/W Ratio1.29
Top View
7.03 mm5.45 mm1.20 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6495470525
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.4%

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 1
Current: $3,955 SGD|Low: $1,702 SGD|High: $4,002 SGD|Avg: $2,450 SGD|-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 2, 2026
Retailer 8$1,719 SGD
Retailer 2$1,836 SGD
Retailer 11$1,865 SGD
Retailer 5$2,202 SGD
Retailer 10$2,257 SGD
Retailer 4$2,400 SGD
Retailer 3$2,433 SGD
Retailer 12$2,494 SGD
Retailer 7$2,530 SGD
Retailer 9$2,749 SGD
Retailer 6$3,083 SGD
MOH London$3,955 SGD

26 data points across 12 retailers

16 retailers$1,719 SGD to $3,955 SGD

A
Cheapest Retailer
-
$1,719 SGD
HK$10,500 HKD
A
Retailer 2
-
$1,836 SGD
₹136,701 INR
View
A
Retailer 3
-
$1,865 SGD
View
B+
Retailer 4
-
$2,188 SGD
$1,711 USD
View
B+
Retailer 5
-
$2,193 SGD
$1,715 USD
View
B+
Retailer 6
-
$2,202 SGD
£1,356 GBP
View
B+
Retailer 7
-
$2,257 SGD
$1,765 USD
View
B+
Retailer 8
-
$2,400 SGD
View
B+
Retailer 9
-
$2,433 SGD
$1,902 USD
View
B+
Retailer 10
-
$2,442 SGD
A$2,938 AUD
View
B+
Retailer 11
-
$2,494 SGD
$1,950 USD
View
B+
Retailer 12
-
$2,530 SGD
£1,558 GBP
View
Retailer 13
-
$2,749 SGD
ZAR 34,723 ZAR
View
Price last confirmed 7 days ago
Retailer 14
-
$2,967 SGD
A$3,569 AUD
View
Price last confirmed 28 days ago
B+
Retailer 15
-
$3,083 SGD
€2,296 EUR
View
Most Expensive
B
MOH London
323C38BBB · Nov 2
$3,955 SGD
£2,435 GBP
View
15 more retailers have this diamond
Prices start from $1,719 SGDSave up to $2,236 SGD

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
1.20ct Cushion
$1,719 SGD