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Cushion|Natural|GIA

1.51ct I SI2 Cushion Natural Diamond

EX • I/SI2 • GIA 2233870089

Certificate GIA 2233870089

Diamond specifications and retailer prices

From $5,079 CAD
As of November 5, 2026
Save $5,126 CAD (50%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $10,206 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2233870089. Listed at 12 retailers as of November 4, 2026, with prices from $5,079 to $10,206, a $5,126 spread on the same certified stone. MOH London lists it at $10,206. 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

1.51
Carat
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle35.51°
OriginNatural
Grading LabGIA
CertificateGIA 2233870089
Dimensions7.60 × 5.86 × 4.06 mm
L/W Ratio1.30
Key to symbols
Crystal, Cloud, Needle
Top View
7.60 mm5.86 mm1.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2233870089
Side View
Table 65.0%CrownGirdle: MED-ETKPavilion 35.51°Culet: NoneDepth 69.3%

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 5
Current: $10,206 CAD|Low: $5,079 CAD|High: $12,112 CAD|Avg: $7,449 CAD|-14.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$5,079 CAD
Retailer 11$5,429 CAD
Retailer 10$5,449 CAD
Retailer 2$6,233 CAD
Retailer 8$6,541 CAD
Retailer 6$6,949 CAD
Retailer 7$6,949 CAD
Retailer 5$7,188 CAD
Retailer 4$7,257 CAD
Retailer 3$7,659 CAD
MOH London$10,206 CAD

44 data points across 11 retailers

12 retailers$5,079 CAD to $10,206 CAD

A
Cheapest Retailer
-
$5,079 CAD
A
Retailer 2
-
$5,429 CAD
View
Final sale: no returns
A
Retailer 3
-
$5,449 CAD
View
A
Retailer 4
-
$5,640 CAD
View
A
Retailer 5
-
$6,233 CAD
View
B+
Retailer 6
-
$6,541 CAD
View
B+
Retailer 7
-
$6,949 CAD
View
B+
Retailer 8
-
$6,949 CAD
View
B+
Retailer 9
-
$7,188 CAD
View
B+
Retailer 10
-
$7,257 CAD
View
B+
Retailer 11
-
$7,659 CAD
View
Most Expensive
B
MOH London
8B5F20B67 · Nov 4
$10,206 CAD
£5,713 GBP
View
11 more retailers have this diamond
Prices start from $5,079 CADSave up to $5,126 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
1.51ct Cushion
$5,079 CAD