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Cushion|Natural|GIA

1.51ct J SI1 Cushion Natural Diamond

ID • J/SI1 • GIA 5232739201

Certificate GIA 5232739201

Diamond specifications and retailer prices

From $5,334 SGD
$4,171 USD
As of November 2, 2026
Save $5,941 SGD (53%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $11,275 SGD at MOH London · As of October 29, 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 J 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 5232739201. Listed at 24 retailers as of October 29, 2026, with prices from $5,334 to $11,275, a $5,941 spread on the same certified stone. MOH London lists it at $11,275. 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
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Pavilion angle36.05°
OriginNatural
Grading LabGIA
CertificateGIA 5232739201
Dimensions7.84 × 5.99 × 4.06 mm
L/W Ratio1.31
Top View
7.84 mm5.99 mm1.51 ctJ / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5232739201
Side View
Table 62.0%CrownGirdle: STK-THKPavilion 36.05°Culet: NDepth 67.8%

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 2
Current: $11,275 SGD|Low: $5,099 SGD|High: $11,350 SGD|Avg: $7,112 SGD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 11$5,334 SGD
Retailer 7$5,887 SGD
Retailer 6$5,938 SGD
Retailer 3$6,004 SGD
Retailer 9$6,379 SGD
Retailer 10$6,584 SGD
Retailer 4$6,870 SGD
Retailer 8$7,053 SGD
Retailer 2$7,966 SGD
Retailer 5$8,655 SGD
MOH London$11,275 SGD

44 data points across 11 retailers

24 retailers$5,334 SGD to $11,275 SGD

B+
Cheapest Retailer
-
$5,334 SGD
$4,171 USD
B+
Retailer 2
-
$5,501 SGD
$4,301 USD
View
B+
Retailer 3
-
$5,563 SGD
$4,350 USD
View
Retailer 4
-
$5,608 SGD
$4,385 USD
View
Price last confirmed 19 days ago
B+
Retailer 5
-
$5,631 SGD
$4,403 USD
View
B
Retailer 6
-
$5,808 SGD
A$6,986 AUD
View
B
Retailer 7
-
$5,887 SGD
$4,603 USD
View
Final sale: no returns
B
Retailer 8
-
$5,938 SGD
$4,643 USD
View
B
Retailer 9
-
$6,004 SGD
$4,695 USD
View
B
Retailer 10
-
$6,320 SGD
$4,942 USD
View
B
Retailer 11
-
$6,379 SGD
$4,988 USD
View
B
Retailer 12
-
$6,549 SGD
A$7,878 AUD
View
B
Retailer 13
-
$6,563 SGD
CA$7,127 CAD
View
B
Retailer 14
-
$6,584 SGD
$5,148 USD
View
B
Retailer 15
-
$6,870 SGD
£4,230 GBP
View
B
Retailer 16
-
$7,008 SGD
$5,480 USD
View
B
Retailer 17
-
$7,008 SGD
$5,480 USD
View
Retailer 18
-
$7,053 SGD
A$8,484 AUD
View
Price last confirmed 23 days ago
B
Retailer 19
-
$7,229 SGD
$5,652 USD
View
B
Retailer 20
-
$7,239 SGD
$5,660 USD
View
Retailer 21
-
$7,771 SGD
$6,076 USD
View
Price last confirmed 10 days ago
B
Retailer 22
-
$7,966 SGD
€5,932 EUR
View
B
Retailer 23
-
$8,655 SGD
ZAR 109,332 ZAR
View
Most Expensive
B
MOH London
3875FE8C0 · Oct 29
$11,275 SGD
£6,942 GBP
View
23 more retailers have this diamond
Prices start from $5,334 SGDSave up to $5,941 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.

B+
1.51ct Cushion
$5,334 SGD