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Cushion|Natural|GIA

0.90ct G SI2 Cushion Natural Diamond

ID • G/SI2 • GIA 6521621544

Certificate GIA 6521621544

Diamond specifications and retailer prices

From $1,939 NZD
$1,093 USD
As of November 2, 2026
Save $3,874 NZD (67%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,814 NZD at Queensmith · As of October 28, 2026
View at Queensmith

About this 0.9ct natural cushion diamond

This 0.9ct natural cushion sits in the just-under-one-carat band, graded G 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 6521621544. Listed at 10 retailers as of October 28, 2026, with prices from $1,939 to $5,814, a $3,874 spread on the same certified stone. Queensmith lists it at $5,814. 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
G
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6521621544
Dimensions6.67 × 4.88 × 3.34 mm
L/W Ratio1.37
Top View
6.67 mm4.88 mm0.90 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6521621544
Side View
Table 65.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.5%

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: $5,814 NZD|Low: $1,852 NZD|High: $5,825 NZD|Avg: $2,944 NZD|+2.2%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 4$1,939 NZD
Retailer 9$1,969 NZD
Retailer 10$2,189 NZD
Retailer 8$2,218 NZD
Retailer 7$2,275 NZD
Retailer 11$2,354 NZD
Retailer 2$2,652 NZD
Retailer 3$3,019 NZD
Retailer 6$3,258 NZD
Retailer 5$4,277 NZD
Queensmith$5,814 NZD

43 data points across 11 retailers

10 retailers$1,939 NZD to $5,814 NZD

A
Cheapest Retailer
-
$1,939 NZD
$1,093 USD
Final sale: no returns
A
Retailer 2
-
$1,969 NZD
$1,110 USD
View
A
Retailer 3
-
$2,218 NZD
$1,250 USD
View
A
Retailer 4
-
$2,275 NZD
$1,282 USD
View
A
Retailer 5
-
$2,354 NZD
$1,327 USD
View
A
Retailer 6
-
$2,652 NZD
£1,177 GBP
View
B+
Retailer 7
-
$3,019 NZD
A$2,618 AUD
View
B+
Retailer 8
-
$3,258 NZD
€1,749 EUR
View
B+
Retailer 9
-
$4,277 NZD
£1,898 GBP
View
Most Expensive
B
Queensmith
6521621544 · Oct 28
$5,814 NZD
£2,580 GBP
View
9 more retailers have this diamond
Prices start from $1,939 NZDSave up to $3,874 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
$1,939 NZD