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Cushion|Natural|GIA

1.51ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 7562100168

Certificate GIA 7562100168

Diamond specifications and retailer prices

From $6,426 SGD
As of November 5, 2026
Save $4,733 SGD (42%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $11,159 SGD 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7562100168. Listed at 15 retailers as of November 4, 2026, with prices from $6,426 to $11,159, a $4,733 spread on the same certified stone. MOH London lists it at $11,159. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7562100168
Dimensions8.15 × 6.03 × 4.10 mm
L/W Ratio1.35
Culet sizeNone
Key to symbols
Feather, Crystal, Needle
Top View
8.15 mm6.03 mm1.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7562100168
Side View
Table 66.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 68.0%

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: $11,159 SGD|Low: $6,426 SGD|High: $12,894 SGD|Avg: $8,253 SGD|-13.5%
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 12$6,426 SGD
Retailer 13$6,623 SGD
Retailer 10$6,805 SGD
Retailer 6$6,921 SGD
Retailer 14$7,010 SGD
Retailer 5$7,040 SGD
Retailer 2$7,067 SGD
Retailer 9$7,335 SGD
Retailer 8$7,793 SGD
Retailer 3$8,011 SGD
Retailer 4$8,038 SGD
Retailer 7$8,251 SGD
Retailer 11$9,266 SGD
MOH London$11,159 SGD

22 data points across 14 retailers

15 retailers$6,426 SGD to $11,159 SGD

A
Cheapest Retailer
-
$6,426 SGD
A
Retailer 2
-
$6,623 SGD
View
A
Retailer 3
-
$6,805 SGD
View
Retailer 4
-
$6,921 SGD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$7,010 SGD
View
Final sale: no returns
A
Retailer 6
-
$7,040 SGD
View
A
Retailer 7
-
$7,067 SGD
View
A
Retailer 8
-
$7,335 SGD
View
A
Retailer 9
-
$7,793 SGD
View
A
Retailer 10
-
$8,011 SGD
View
Retailer 11
-
$8,038 SGD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$8,251 SGD
View
B+
Retailer 13
-
$9,266 SGD
View
Retailer 14
-
$9,345 SGD
View
Price last confirmed 33 days ago
Most Expensive
B+
MOH London
6B645D139 · Nov 4
$11,159 SGD
£6,856 GBP
View
14 more retailers have this diamond
Prices start from $6,426 SGDSave up to $4,733 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
1.51ct Cushion
$6,426 SGD