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Cushion|Natural|GIA

0.90ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 2546879386

Certificate GIA 2546879386

Diamond specifications and retailer prices

From $1,226 NZD
HK$5,400 HKD
As of November 1, 2026
Save $1,644 NZD (57%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,871 NZD at MOH London · As of November 1, 2026
View at MOH London

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 2546879386. Listed at 15 retailers as of November 1, 2026, with prices from $1,226 to $2,871, a $1,644 spread on the same certified stone. MOH London lists it at $2,871. 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
Pavilion angle37.5°
OriginNatural
Grading LabGIA
CertificateGIA 2546879386
Dimensions5.52 × 5.50 × 3.68 mm
L/W Ratio1.00
Top View
5.52 mm5.50 mm0.90 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2546879386
Side View
Table 64.0%CrownGirdle: STK-ETKPavilion 37.5°Culet: NoneDepth 66.9%

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 1
Current: $2,871 NZD|Low: $1,226 NZD|High: $3,004 NZD|Avg: $2,004 NZD|-4.4%
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
November 2, 2026
Retailer 8$1,226 NZD
Retailer 11$1,446 NZD
Retailer 10$1,650 NZD
Retailer 14$1,686 NZD
Retailer 7$1,693 NZD
Retailer 5$1,733 NZD
Retailer 2$1,831 NZD
Retailer 9$2,010 NZD
Retailer 4$2,051 NZD
Retailer 12$2,245 NZD
Retailer 13$2,334 NZD
Retailer 6$2,437 NZD
Retailer 3$2,589 NZD
MOH London$2,871 NZD

33 data points across 14 retailers

15 retailers$1,226 NZD to $2,871 NZD

A
Cheapest Retailer
-
$1,226 NZD
HK$5,400 HKD
A
Retailer 2
-
$1,446 NZD
$815 USD
View
Final sale: no returns
A
Retailer 3
-
$1,650 NZD
$930 USD
View
A
Retailer 4
-
$1,686 NZD
$950 USD
View
A
Retailer 5
-
$1,693 NZD
$954 USD
View
Retailer 6
-
$1,733 NZD
SGD 1,320 SGD
View
Price last confirmed 10 days ago
A
Retailer 7
-
$1,831 NZD
£813 GBP
View
B+
Retailer 8
-
$2,010 NZD
$1,133 USD
View
B+
Retailer 9
-
$2,051 NZD
$1,156 USD
View
B+
Retailer 10
-
$2,245 NZD
€1,205 EUR
View
B+
Retailer 11
-
$2,334 NZD
ZAR 21,251 ZAR
View
B+
Retailer 12
-
$2,339 NZD
A$2,028 AUD
View
Retailer 13
-
$2,437 NZD
A$2,113 AUD
View
Price last confirmed 29 days ago
Retailer 14
-
$2,589 NZD
$1,459 USD
View
Price last confirmed 9 days ago
Most Expensive
B+
MOH London
BA4B8AC2A · Nov 1
$2,871 NZD
£1,274 GBP
View
14 more retailers have this diamond
Prices start from $1,226 NZDSave up to $1,644 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
$1,226 NZD