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Cushion|Natural|GIA

1.20ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 5231875067

Certificate GIA 5231875067

Diamond specifications and retailer prices

From $3,770 CAD
As of November 6, 2026
Save $3,749 CAD (50%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $7,519 CAD at MOH London · As of November 4, 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 I 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 5231875067. Listed at 16 retailers as of November 4, 2026, with prices from $3,770 to $7,519, a $3,749 spread on the same certified stone. MOH London lists it at $7,519. 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
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5231875067
Dimensions7.30 × 5.63 × 3.53 mm
L/W Ratio1.30
Top View
7.30 mm5.63 mm1.20 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5231875067
Side View
Table 65.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 62.7%

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: $7,519 CAD|Low: $3,770 CAD|High: $7,740 CAD|Avg: $4,891 CAD|-2.9%
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
November 6, 2026
Retailer 3$3,770 CAD
Retailer 5$3,967 CAD
Retailer 4$4,119 CAD
Retailer 14$4,124 CAD
Retailer 2$4,372 CAD
Retailer 10$4,432 CAD
Retailer 8$4,636 CAD
Retailer 11$4,670 CAD
Retailer 13$4,670 CAD
Retailer 12$4,825 CAD
Retailer 7$5,247 CAD
Retailer 6$5,275 CAD
Retailer 9$5,501 CAD
MOH London$7,519 CAD

30 data points across 14 retailers

16 retailers$3,770 CAD to $7,519 CAD

B+
Cheapest Retailer
-
$3,770 CAD
Final sale: no returns
B+
Retailer 2
-
$3,967 CAD
View
Retailer 3
-
$4,119 CAD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
$4,124 CAD
View
B
Retailer 5
-
$4,286 CAD
View
B+
Retailer 6
-
$4,372 CAD
View
B
Retailer 7
-
$4,432 CAD
View
B+
Retailer 8
-
$4,636 CAD
View
B+
Retailer 9
-
$4,670 CAD
View
B+
Retailer 10
-
$4,670 CAD
View
B
Retailer 11
-
$4,825 CAD
View
Retailer 12
-
$4,898 CAD
View
Price last confirmed 31 days ago
B
Retailer 13
-
$5,247 CAD
View
Retailer 14
-
$5,275 CAD
View
Price last confirmed 15 days ago
B
Retailer 15
-
$5,501 CAD
View
Most Expensive
B
MOH London
534729B15 · Nov 4
$7,519 CAD
£4,209 GBP
View
15 more retailers have this diamond
Prices start from $3,770 CADSave up to $3,749 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.

B+
1.20ct Cushion
$3,770 CAD