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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 $5,826 CAD
$4,171 USD
As of October 31, 2026
Save $6,489 CAD (53%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $12,316 CAD 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 $5,826 to $12,316, a $6,489 spread on the same certified stone. MOH London lists it at $12,316. 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
Color
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: Oct 31
Current: $12,316 CAD|Low: $5,569 CAD|High: $12,397 CAD|Avg: $7,762 CAD|+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 1, 2026
Retailer 11$5,826 CAD
Retailer 7$6,430 CAD
Retailer 6$6,486 CAD
Retailer 3$6,558 CAD
Retailer 9$6,968 CAD
Retailer 10$7,191 CAD
Retailer 2$7,442 CAD
Retailer 8$7,703 CAD
Retailer 5$8,705 CAD
Retailer 4$9,454 CAD
MOH London$12,316 CAD

44 data points across 11 retailers

24 retailers$5,826 CAD to $12,316 CAD

B+
Cheapest Retailer
-
$5,826 CAD
$4,171 USD
B+
Retailer 2
-
$6,008 CAD
$4,301 USD
View
B+
Retailer 3
-
$6,077 CAD
$4,350 USD
View
Retailer 4
-
$6,125 CAD
$4,385 USD
View
Price last confirmed 18 days ago
B+
Retailer 5
-
$6,151 CAD
$4,403 USD
View
B
Retailer 6
-
$6,343 CAD
A$6,986 AUD
View
B
Retailer 7
-
$6,430 CAD
$4,603 USD
View
Final sale: no returns
B
Retailer 8
-
$6,486 CAD
$4,643 USD
View
B
Retailer 9
-
$6,558 CAD
$4,695 USD
View
B
Retailer 10
-
$6,904 CAD
$4,942 USD
View
B
Retailer 11
-
$6,968 CAD
$4,988 USD
View
B
Retailer 12
-
$7,153 CAD
A$7,878 AUD
View
B
Retailer 13
-
$7,169 CAD
View
B
Retailer 14
-
$7,191 CAD
$5,148 USD
View
B
Retailer 15
-
$7,442 CAD
£4,195 GBP
View
B
Retailer 16
-
$7,655 CAD
$5,480 USD
View
B
Retailer 17
-
$7,655 CAD
$5,480 USD
View
Retailer 18
-
$7,703 CAD
A$8,484 AUD
View
Price last confirmed 22 days ago
B
Retailer 19
-
$7,895 CAD
$5,652 USD
View
B
Retailer 20
-
$7,906 CAD
$5,660 USD
View
Retailer 21
-
$8,488 CAD
$6,076 USD
View
Price last confirmed 9 days ago
B
Retailer 22
-
$8,705 CAD
€5,935 EUR
View
B
Retailer 23
-
$9,454 CAD
ZAR 109,332 ZAR
View
Most Expensive
B
MOH London
3875FE8C0 · Oct 29
$12,316 CAD
£6,942 GBP
View
23 more retailers have this diamond
Prices start from $5,826 CADSave up to $6,489 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.

B+
1.51ct Cushion
$5,826 CAD