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Cushion|Natural|GIA

1.51ct I SI2 Cushion Natural Diamond

EX • I/SI2 • GIA 1553333834

Certificate GIA 1553333834

Diamond specifications and retailer prices

From $3,952 SGD
As of November 6, 2026
Save $4,773 SGD (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $8,726 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 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 1553333834. Listed at 17 retailers as of November 4, 2026, with prices from $3,952 to $8,726, a $4,773 spread on the same certified stone. MOH London lists it at $8,726. 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
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1553333834
Dimensions7.30 × 5.70 × 3.98 mm
L/W Ratio1.28
Girdle conditionVery Thick to Extremely Thick
Top View
7.30 mm5.70 mm1.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553333834
Side View
Table 67.0%CrownGirdle: VTK-XTKPavilionCulet: NoneDepth 69.8%

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 6
Current: $8,726 SGD|Low: $3,920 SGD|High: $8,796 SGD|Avg: $5,207 SGD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 13$3,952 SGD
Retailer 12$4,082 SGD
Retailer 6$4,207 SGD
Retailer 3$4,301 SGD
Retailer 5$4,374 SGD
Retailer 4$4,491 SGD
Retailer 14$4,739 SGD
Retailer 7$5,075 SGD
Retailer 8$5,210 SGD
Retailer 10$5,267 SGD
Retailer 2$5,370 SGD
Retailer 9$5,888 SGD
Retailer 11$5,947 SGD
MOH London$8,726 SGD

31 data points across 14 retailers

17 retailers$3,952 SGD to $8,726 SGD

A
Cheapest Retailer
-
$3,952 SGD
A
Retailer 2
-
$4,082 SGD
View
A
Retailer 3
-
$4,207 SGD
View
A
Retailer 4
-
$4,301 SGD
View
A
Retailer 5
-
$4,374 SGD
View
Final sale: no returns
A
Retailer 6
-
$4,491 SGD
View
A
Retailer 7
-
$4,739 SGD
View
A
Retailer 8
-
$5,012 SGD
View
A
Retailer 9
-
$5,075 SGD
View
A
Retailer 10
-
$5,210 SGD
View
A
Retailer 11
-
$5,267 SGD
View
A
Retailer 12
-
$5,370 SGD
View
B+
Retailer 13
-
$5,888 SGD
View
B+
Retailer 14
-
$5,947 SGD
View
B+
Retailer 15
-
$6,562 SGD
View
B+
Retailer 16
-
$6,780 SGD
View
Most Expensive
B
MOH London
711C6122D · Nov 4
$8,726 SGD
£5,361 GBP
View
16 more retailers have this diamond
Prices start from $3,952 SGDSave up to $4,773 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
$3,952 SGD