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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 €2,147 EUR
SGD 3,241 SGD
As of October 31, 2026
Save €2,832 EUR (57%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €4,979 EUR 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 €2,147 to €4,979, a €2,832 spread on the same certified stone. MOH London lists it at €4,979. 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
Colour
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: €4,979 EUR|Low: €2,147 EUR|High: €5,286 EUR|Avg: €3,329 EUR|-4.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 8€2,147 EUR
Retailer 7€2,643 EUR
Retailer 6€2,878 EUR
Retailer 4€2,977 EUR
Retailer 5€3,106 EUR
Retailer 2€3,111 EUR
Retailer 9€3,232 EUR
Retailer 3€3,659 EUR
MOH London€4,979 EUR

44 data points across 9 retailers

9 retailers€2,147 EUR to €4,979 EUR

A
Cheapest Retailer
-
€2,147 EUR
SGD 3,241 SGD
A
Retailer 2
-
€2,643 EUR
$2,953 USD
View
A
Retailer 3
-
€2,878 EUR
$3,215 USD
View
A
Retailer 4
-
€2,977 EUR
$3,326 USD
View
A
Retailer 5
-
€3,106 EUR
$3,470 USD
View
A
Retailer 6
-
€3,111 EUR
£2,737 GBP
View
Retailer 7
-
€3,232 EUR
A$5,556 AUD
View
Price last confirmed 25 days ago
B+
Retailer 8
-
€3,659 EUR
ZAR 66,046 ZAR
View
Most Expensive
B+
MOH London
5F7F473E7 · Nov 1
€4,979 EUR
£4,380 GBP
View
8 more retailers have this diamond
Prices start from €2,147 EURSave up to €2,832 EUR

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
€2,147 EUR