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Radiant|Natural|GIA

0.90ct I SI1 Radiant Natural Diamond

ID • I/SI1 • GIA 3525700059

Certificate GIA 3525700059

Diamond specifications and retailer prices

From $3,231 NZD
$1,818 USD
As of October 31, 2026
Save $914 NZD (22%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,145 NZD at GemTrove · As of November 3, 2026
View at GemTrove

About this 0.9ct natural radiant diamond

This 0.9ct natural radiant sits in the just-under-one-carat band, graded I 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 3525700059. Listed at 3 retailers as of October 31, 2026, with prices from $3,231 to $4,145, a $914 spread on the same certified stone. GemTrove lists it at $4,145. 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
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3525700059
Dimensions6.30 × 4.85 × 3.34 mm
L/W Ratio1.30
Top View
6.30 mm4.85 mm0.90 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3525700059
Side View
Table 69.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $4,145 NZD|Low: $3,198 NZD|High: $4,145 NZD|Avg: $3,563 NZD
GemTrove
Retailer 2
Retailer 3
November 3, 2026
Retailer 3$3,231 NZD
Retailer 2$3,325 NZD
GemTrove$4,145 NZD

32 data points across 3 retailers

3 retailers$3,231 NZD to $4,145 NZD

B+
Cheapest Retailer
-
$3,231 NZD
$1,818 USD
B+
Retailer 2
-
$3,325 NZD
£1,473 GBP
View
Most Expensive
B
GemTrove
GT-N-00951758-98 · Nov 3
$4,145 NZD
A$3,588 AUD
View
2 more retailers have this diamond
Prices start from $3,231 NZDSave up to $914 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.

B+
0.90ct Radiant
$3,231 NZD