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Radiant|Natural|GIA

1.50ct J SI1 Radiant Natural Diamond

EX • J/SI1 • GIA 5234058462

Certificate GIA 5234058462

Diamond specifications and retailer prices

From $3,350 CAD
SGD 3,241 SGD
As of October 31, 2026
Save $4,420 CAD (57%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $7,770 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant sits in the one-and-a-half to two 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 5234058462. Listed at 9 retailers as of October 31, 2026, with prices from $3,350 to $7,770, a $4,420 spread on the same certified stone. MOH London lists it at $7,770. 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

1.50
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.6°
Pavilion angle60.2°
OriginNatural
Grading LabGIA
CertificateGIA 5234058462
Dimensions6.30 × 6.17 × 4.16 mm
L/W Ratio1.02
Top View
6.30 mm6.17 mm1.50 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5234058462
Side View
Table 66.0%Crown 49.6°Girdle: ThickPavilion 60.2°Culet: NoneDepth 67.4%

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 31
Current: $7,770 CAD|Low: $3,350 CAD|High: $8,249 CAD|Avg: $5,101 CAD|-4.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 8$3,350 CAD
Retailer 7$4,125 CAD
Retailer 10$4,417 CAD
Retailer 6$4,491 CAD
Retailer 4$4,646 CAD
Retailer 5$4,847 CAD
Retailer 2$4,855 CAD
Retailer 9$5,045 CAD
Retailer 3$5,711 CAD
MOH London$7,770 CAD

44 data points across 10 retailers

9 retailers$3,350 CAD to $7,770 CAD

A
Cheapest Retailer
-
$3,350 CAD
SGD 3,241 SGD
A
Retailer 2
-
$4,125 CAD
$2,953 USD
View
A
Retailer 3
-
$4,491 CAD
$3,215 USD
View
A
Retailer 4
-
$4,646 CAD
$3,326 USD
View
A
Retailer 5
-
$4,847 CAD
$3,470 USD
View
A
Retailer 6
-
$4,855 CAD
£2,737 GBP
View
Retailer 7
-
$5,045 CAD
A$5,556 AUD
View
Price last confirmed 24 days ago
B+
Retailer 8
-
$5,711 CAD
ZAR 66,046 ZAR
View
Most Expensive
B+
MOH London
5F7F473E7 · Nov 1
$7,770 CAD
£4,380 GBP
View
8 more retailers have this diamond
Prices start from $3,350 CADSave up to $4,420 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
1.50ct Radiant
$3,350 CAD