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Cushion|Natural|GIA

1.23ct J SI2 Cushion Natural Diamond

ID • J/SI2 • GIA 6365299976

Certificate GIA 6365299976

Diamond specifications and retailer prices

From $2,342 CAD
HK$13,100 HKD
As of October 31, 2026
Save $3,196 CAD (58%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,539 CAD at MOH London · As of October 26, 2026
View at MOH London

About this 1.23ct natural cushion diamond

This 1.23ct natural cushion sits in the classic one-carat band, graded J 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 6365299976. Listed at 13 retailers as of October 26, 2026, with prices from $2,342 to $5,539, a $3,196 spread on the same certified stone. MOH London lists it at $5,539. 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

1.23
Carat
J
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6365299976
Dimensions6.55 × 5.49 × 3.91 mm
L/W Ratio1.19
Top View
6.55 mm5.49 mm1.23 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6365299976
Side View
Table 60.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 71.2%

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: Oct 31
Current: $5,539 CAD|Low: $2,324 CAD|High: $5,590 CAD|Avg: $3,329 CAD|-0.9%
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
October 31, 2026
Retailer 2$2,342 CAD
Retailer 12$2,852 CAD
Retailer 11$2,914 CAD
Retailer 13$2,999 CAD
Retailer 6$3,044 CAD
Retailer 10$3,157 CAD
Retailer 9$3,172 CAD
Retailer 3$3,287 CAD
Retailer 4$3,311 CAD
Retailer 14$3,351 CAD
Retailer 8$3,464 CAD
Retailer 5$3,804 CAD
Retailer 7$3,943 CAD
MOH London$5,539 CAD

24 data points across 14 retailers

13 retailers$2,342 CAD to $5,539 CAD

A
Cheapest Retailer
-
$2,342 CAD
HK$13,100 HKD
B+
Retailer 2
-
$2,852 CAD
$2,042 USD
View
B+
Retailer 3
-
$2,914 CAD
$2,086 USD
View
Final sale: no returns
B+
Retailer 4
-
$2,999 CAD
$2,147 USD
View
B
Retailer 5
-
$3,157 CAD
$2,260 USD
View
B+
Retailer 6
-
$3,172 CAD
£1,788 GBP
View
B
Retailer 7
-
$3,263 CAD
SGD 3,157 SGD
View
B
Retailer 8
-
$3,287 CAD
$2,353 USD
View
B
Retailer 9
-
$3,311 CAD
$2,370 USD
View
B
Retailer 10
-
$3,351 CAD
$2,399 USD
View
B
Retailer 11
-
$3,464 CAD
£1,953 GBP
View
B
Retailer 12
-
$3,943 CAD
€2,688 EUR
View
Most Expensive
B
MOH London
34C784D58 · Oct 26
$5,539 CAD
£3,122 GBP
View
12 more retailers have this diamond
Prices start from $2,342 CADSave up to $3,196 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
1.23ct Cushion
$2,342 CAD