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Cushion|Natural|GIA

1.51ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 7538986848

Certificate GIA 7538986848

Diamond specifications and retailer prices

From $1,976 CAD
As of November 6, 2026
Save $2,558 CAD (56%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,534 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7538986848. Listed at 10 retailers as of November 4, 2026, with prices from $1,976 to $4,534, a $2,558 spread on the same certified stone. MOH London lists it at $4,534. 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
K
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7538986848
Dimensions7.12 × 6.37 × 4.41 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
7.12 mm6.37 mm1.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7538986848
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.3%

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: $4,534 CAD|Low: $1,976 CAD|High: $4,909 CAD|Avg: $2,997 CAD|-7.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 3$1,976 CAD
Retailer 8$2,363 CAD
Retailer 4$2,585 CAD
Retailer 10$2,654 CAD
Retailer 9$2,703 CAD
Retailer 5$2,786 CAD
Retailer 6$2,816 CAD
Retailer 7$2,846 CAD
Retailer 2$3,581 CAD
MOH London$4,534 CAD

24 data points across 10 retailers

10 retailers$1,976 CAD to $4,534 CAD

A
Cheapest Retailer
-
$1,976 CAD
A
Retailer 2
-
$2,363 CAD
View
A
Retailer 3
-
$2,585 CAD
View
Retailer 4
-
$2,654 CAD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$2,703 CAD
View
A
Retailer 6
-
$2,786 CAD
View
A
Retailer 7
-
$2,816 CAD
View
A
Retailer 8
-
$2,846 CAD
View
B+
Retailer 9
-
$3,581 CAD
View
Most Expensive
B+
MOH London
B65DAFE3E · Nov 4
$4,534 CAD
£2,538 GBP
View
9 more retailers have this diamond
Prices start from $1,976 CADSave up to $2,558 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
$1,976 CAD