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Round|Natural|GIA

1.50ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6243054733

Certificate GIA 6243054733

Diamond specifications and retailer prices

From $4,496 SGD
As of November 5, 2026
Save $3,370 SGD (43%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,866 SGD at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6243054733. Listed at 10 retailers as of November 4, 2026, with prices from $4,496 to $7,866, a $3,370 spread on the same certified stone. Wholesale Diamonds Direct lists it at $7,866. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6243054733
Dimensions7.24 × 7.29 × 4.56 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.24 mm7.29 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6243054733
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $4,597 SGD|Low: $4,472 SGD|High: $8,655 SGD|Avg: $5,664 SGD|-8.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 5, 2026
Retailer 2$4,496 SGD
Retailer 1$4,597 SGD
Retailer 8$4,697 SGD
Retailer 9$4,755 SGD
Retailer 4$4,933 SGD
Retailer 6$5,173 SGD
Retailer 7$5,537 SGD
Retailer 3$5,698 SGD
Retailer 5$5,799 SGD
Wholesale Diamonds Direct$7,866 SGD

38 data points across 10 retailers

10 retailers$4,496 SGD to $7,866 SGD

A
Cheapest Retailer
-
$4,496 SGD
A
Retailer 2
-
$4,597 SGD
View
A
Retailer 3
-
$4,697 SGD
View
Retailer 4
-
$4,755 SGD
View
Price last confirmed 25 days ago
A
Retailer 5
-
$4,933 SGD
View
A
Retailer 6
-
$5,173 SGD
View
A
Retailer 7
-
$5,537 SGD
View
A
Retailer 8
-
$5,698 SGD
View
A
Retailer 9
-
$5,799 SGD
View
Most Expensive
B+
Wholesale Diamonds Direct
388123731 · Nov 4
$7,866 SGD
$6,159 USD
View
9 more retailers have this diamond
Prices start from $4,496 SGDSave up to $3,370 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 Round
$4,496 SGD