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Cushion|Natural|GIA

0.90ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 6541438892

Certificate GIA 6541438892

Diamond specifications and retailer prices

From $1,499 NZD
₹80,312 INR
As of November 2, 2026
Save $2,138 NZD (59%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,636 NZD at Moon Ocean · As of November 2, 2026
View at Moon Ocean

About this 0.9ct natural cushion diamond

This 0.9ct natural cushion sits in the just-under-one-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 6541438892. Listed at 11 retailers as of November 2, 2026, with prices from $1,499 to $3,636, a $2,138 spread on the same certified stone. Moon Ocean lists it at $3,636. 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

0.90
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6541438892
Dimensions6.72 × 4.56 × 3.09 mm
L/W Ratio1.47
Top View
6.72 mm4.56 mm0.90 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6541438892
Side View
Table 62.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 67.9%

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 2
Current: $3,636 NZD|Low: $1,499 NZD|High: $4,008 NZD|Avg: $2,743 NZD|-9.3%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2$1,499 NZD
Retailer 8$1,889 NZD
Retailer 9$2,127 NZD
Retailer 7$2,128 NZD
Retailer 3$2,229 NZD
Retailer 10$2,408 NZD
Retailer 5$2,652 NZD
Retailer 6$2,768 NZD
Retailer 4$3,463 NZD
Moon Ocean$3,636 NZD

27 data points across 10 retailers

11 retailers$1,499 NZD to $3,636 NZD

A
Cheapest Retailer
-
$1,499 NZD
₹80,312 INR
A
Retailer 2
-
$1,889 NZD
$1,063 USD
View
B+
Retailer 3
-
$2,127 NZD
$1,197 USD
View
B+
Retailer 4
-
$2,128 NZD
$1,197 USD
View
B+
Retailer 5
-
$2,229 NZD
£988 GBP
View
B+
Retailer 6
-
$2,408 NZD
$1,355 USD
View
B+
Retailer 7
-
$2,652 NZD
€1,421 EUR
View
Retailer 8
-
$2,688 NZD
A$2,327 AUD
View
Price last confirmed 29 days ago
B
Retailer 9
-
$2,768 NZD
ZAR 25,160 ZAR
View
B
Retailer 10
-
$3,463 NZD
£1,534 GBP
View
Most Expensive
B
Moon Ocean
NVN-116C2E804-892 · Nov 2
$3,636 NZD
£1,611 GBP
View
10 more retailers have this diamond
Prices start from $1,499 NZDSave up to $2,138 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
0.90ct Cushion
$1,499 NZD