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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 $1,890 CAD
As of November 6, 2026
Save $2,459 CAD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,350 CAD 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 2, 2026, with prices from $1,890 to $4,350, a $2,459 spread on the same certified stone. MOH London lists it at $4,350. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,350 CAD|Low: $1,872 CAD|High: $4,402 CAD|Avg: $2,698 CAD|-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 9$1,890 CAD
Retailer 2$2,002 CAD
Retailer 8$2,062 CAD
Retailer 5$2,408 CAD
Retailer 11$2,483 CAD
Retailer 4$2,639 CAD
Retailer 3$2,675 CAD
Retailer 12$2,743 CAD
Retailer 7$2,756 CAD
Retailer 10$3,023 CAD
Retailer 6$3,373 CAD
MOH London$4,350 CAD

27 data points across 12 retailers

16 retailers$1,890 CAD to $4,350 CAD

A
Cheapest Retailer
-
$1,890 CAD
A
Retailer 2
-
$2,002 CAD
View
A
Retailer 3
-
$2,062 CAD
View
B+
Retailer 4
-
$2,407 CAD
View
A
Retailer 5
-
$2,408 CAD
View
B+
Retailer 6
-
$2,412 CAD
View
Retailer 7
-
$2,483 CAD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$2,639 CAD
View
B+
Retailer 9
-
$2,675 CAD
View
B+
Retailer 10
-
$2,685 CAD
View
B+
Retailer 11
-
$2,743 CAD
View
B+
Retailer 12
-
$2,756 CAD
View
Retailer 13
-
$3,023 CAD
View
Price last confirmed 12 days ago
Retailer 14
-
$3,262 CAD
View
Price last confirmed 33 days ago
B
Retailer 15
-
$3,373 CAD
View
Most Expensive
B
MOH London
323C38BBB · Nov 2
$4,350 CAD
£2,435 GBP
View
15 more retailers have this diamond
Prices start from $1,890 CADSave up to $2,459 CAD

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
$1,890 CAD