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Radiant|Natural|GIA

1.50ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 5242094717

Certificate GIA 5242094717

Diamond specifications and retailer prices

From $5,643 SGD
As of November 5, 2026
Save $7,205 SGD (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $12,848 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant sits in the one-and-a-half to two carat band, graded H 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 5242094717. Listed at 8 retailers as of November 5, 2026, with prices from $5,643 to $12,848, a $7,205 spread on the same certified stone. NZ Jewellers lists it at $12,848. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle60.6°
OriginNatural
Grading LabGIA
CertificateGIA 5242094717
Dimensions7.39 × 5.67 × 3.89 mm
L/W Ratio1.30
Key to symbols
Feather, Crystal, Needle
Top View
7.39 mm5.67 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5242094717
Side View
Table 63.0%CrownGirdle: STK-THKPavilion 60.6°Culet: NoneDepth 68.6%

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: Nov 5
Current: $12,848 SGD|Low: $5,643 SGD|High: $13,762 SGD|Avg: $8,449 SGD|-6.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 4$5,643 SGD
Retailer 8$6,587 SGD
Retailer 3$7,199 SGD
Retailer 2$7,682 SGD
Retailer 5$7,682 SGD
Retailer 6$8,079 SGD
Retailer 7$11,420 SGD
NZ Jewellers$12,848 SGD

16 data points across 8 retailers

8 retailers$5,643 SGD to $12,848 SGD

A
Cheapest Retailer
-
$5,643 SGD
Retailer 2
-
$6,587 SGD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$7,199 SGD
View
B+
Retailer 4
-
$7,682 SGD
View
B+
Retailer 5
-
$7,682 SGD
View
B+
Retailer 6
-
$8,079 SGD
View
B
Retailer 7
-
$11,420 SGD
View
Most Expensive
B
NZ Jewellers
ae436153-b22f-4c1b-8b06-8c7581951cda · Nov 5
$12,848 SGD
$10,025 USD
View
7 more retailers have this diamond
Prices start from $5,643 SGDSave up to $7,205 SGD

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
$5,643 SGD