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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 HK$18,817 HKD
SGD 3,241 SGD
As of October 31, 2026
Save HK$24,826 HKD (57%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$43,642 HKD 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 HK$18,817 to HK$43,642, a HK$24,826 spread on the same certified stone. MOH London lists it at HK$43,642. 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: HK$43,642 HKD|Low: HK$18,817 HKD|High: HK$46,333 HKD|Avg: HK$29,183 HKD|-4.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 8HK$18,817 HKD
Retailer 7HK$23,168 HKD
Retailer 6HK$25,224 HKD
Retailer 4HK$26,095 HKD
Retailer 5HK$27,225 HKD
Retailer 2HK$27,270 HKD
Retailer 9HK$28,333 HKD
Retailer 3HK$32,075 HKD
MOH LondonHK$43,642 HKD

44 data points across 9 retailers

9 retailersHK$18,817 HKD to HK$43,642 HKD

A
Cheapest Retailer
-
HK$18,817 HKD
SGD 3,241 SGD
A
Retailer 2
-
HK$23,168 HKD
$2,953 USD
View
A
Retailer 3
-
HK$25,224 HKD
$3,215 USD
View
A
Retailer 4
-
HK$26,095 HKD
$3,326 USD
View
A
Retailer 5
-
HK$27,225 HKD
$3,470 USD
View
A
Retailer 6
-
HK$27,270 HKD
£2,737 GBP
View
Retailer 7
-
HK$28,333 HKD
A$5,556 AUD
View
Price last confirmed 25 days ago
B+
Retailer 8
-
HK$32,075 HKD
ZAR 66,046 ZAR
View
Most Expensive
B+
MOH London
5F7F473E7 · Nov 1
HK$43,642 HKD
£4,380 GBP
View
8 more retailers have this diamond
Prices start from HK$18,817 HKDSave up to HK$24,826 HKD

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
HK$18,817 HKD