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Cushion|Natural|GIA

1.00ct J SI2 Cushion Natural Diamond

ID • J/SI2 • GIA 2235587545

Certificate GIA 2235587545

Diamond specifications and retailer prices

From $1,743 NZD
As of November 5, 2026
Save $1,854 NZD (52%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,597 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct 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 2235587545. Listed at 8 retailers as of November 4, 2026, with prices from $1,743 to $3,597, a $1,854 spread on the same certified stone. MOH London lists it at $3,597. 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

1.00
Carat
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2235587545
Dimensions5.70 × 5.45 × 3.57 mm
L/W Ratio1.05
Top View
5.70 mm5.45 mm1.00 ctJ / SI2
OriginNatural
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2235587545
Side View
Table 68.0%CrownGirdle: STK-VTKPavilionCulet: Very SmallDepth 65.6%

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: $3,597 NZD|Low: $1,743 NZD|High: $3,645 NZD|Avg: $2,327 NZD|-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 6, 2026
Retailer 10$1,743 NZD
Retailer 5$1,782 NZD
Retailer 7$2,015 NZD
Retailer 6$2,073 NZD
Retailer 4$2,217 NZD
Retailer 9$2,219 NZD
Retailer 3$2,237 NZD
Retailer 11$2,309 NZD
Retailer 8$2,338 NZD
Retailer 2$2,740 NZD
MOH London$3,597 NZD

34 data points across 11 retailers

8 retailers$1,743 NZD to $3,597 NZD

A
Cheapest Retailer
-
$1,743 NZD
Retailer 2
-
$1,782 NZD
View
Price last confirmed 22 days ago
A
Retailer 3
-
$2,015 NZD
View
A
Retailer 4
-
$2,073 NZD
View
B+
Retailer 5
-
$2,217 NZD
View
B+
Retailer 6
-
$2,219 NZD
View
B+
Retailer 7
-
$2,740 NZD
View
Most Expensive
B
MOH London
EB0C4D729 · Nov 4
$3,597 NZD
£1,570 GBP
View
7 more retailers have this diamond
Prices start from $1,743 NZDSave up to $1,854 NZD

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
1.00ct Cushion
$1,743 NZD