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Radiant|Natural|GIA

0.90ct J SI2 Radiant Natural Diamond

ID • J/SI2 • GIA 5231838740

Certificate GIA 5231838740

Diamond specifications and retailer prices

From $932 CAD
$667 USD
As of October 30, 2026
Save $616 CAD (40%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,547 CAD at 77 Diamonds · As of October 28, 2026
View at 77 Diamonds

About this 0.9ct natural radiant diamond

This 0.9ct natural radiant sits in the just-under-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 5231838740. Listed at 6 retailers as of October 28, 2026, with prices from $932 to $1,547, a $616 spread on the same certified stone. 77 Diamonds lists it at $1,547. 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
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5231838740
Dimensions6.17 × 4.76 × 3.37 mm
L/W Ratio1.30
Top View
6.17 mm4.76 mm0.90 ctJ / SI2
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 5231838740
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 70.9%

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: Oct 30
Current: $1,547 CAD|Low: $932 CAD|High: $1,560 CAD|Avg: $1,171 CAD|+0.3%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 28, 2026
Retailer 5$932 CAD
Retailer 6$935 CAD
Retailer 4$1,030 CAD
Retailer 3$1,094 CAD
Retailer 7$1,224 CAD
Retailer 2$1,433 CAD
77 Diamonds$1,547 CAD

30 data points across 7 retailers

6 retailers$932 CAD to $1,547 CAD

A
Cheapest Retailer
-
$932 CAD
$667 USD
A
Retailer 2
-
$935 CAD
$669 USD
View
A
Retailer 3
-
$1,030 CAD
$737 USD
View
A
Retailer 4
-
$1,094 CAD
$783 USD
View
B+
Retailer 5
-
$1,433 CAD
$1,026 USD
View
Most Expensive
B+
77 Diamonds
RADMBARGDZBVF · Oct 28
$1,547 CAD
£872 GBP
View
5 more retailers have this diamond
Prices start from $932 CADSave up to $616 CAD

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 Radiant
$932 CAD