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1.50ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 3555816099

Certificate GIA 3555816099

Diamond specifications and retailer prices

From $7,655 SGD
As of November 4, 2026
Save $5,539 SGD (42%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $13,194 SGD at With Clarity · As of November 6, 2026
View at With Clarity

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3555816099. Listed at 10 retailers as of November 4, 2026, with prices from $7,655 to $13,194, a $5,539 spread on the same certified stone. With Clarity lists it at $13,194. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 3555816099
Dimensions7.41 × 7.38 × 4.46 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.41 mm7.38 mm1.50 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555816099
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.3%

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 4
Current: $8,287 SGD|Low: $7,655 SGD|High: $14,159 SGD|Avg: $9,721 SGD|-9.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
With Clarity
November 6, 2026
Retailer 8$7,655 SGD
Retailer 5$7,738 SGD
Retailer 1$8,287 SGD
Retailer 2$8,378 SGD
Retailer 3$8,790 SGD
Retailer 7$9,602 SGD
Retailer 4$9,670 SGD
Retailer 6$9,879 SGD
With Clarity$13,194 SGD

42 data points across 9 retailers

10 retailers$7,655 SGD to $13,194 SGD

A
Cheapest Retailer
-
$7,655 SGD
A
Retailer 2
-
$7,738 SGD
View
A
Retailer 3
-
$8,287 SGD
View
A
Retailer 4
-
$8,378 SGD
View
A
Retailer 5
-
$8,790 SGD
View
B+
Retailer 6
-
$9,602 SGD
View
B+
Retailer 7
-
$9,670 SGD
View
B+
Retailer 8
-
$9,879 SGD
View
B
Retailer 9
-
$11,161 SGD
View
Most Expensive
B+
With Clarity
3555816099 · Nov 6
$13,194 SGD
$10,295 USD
View
9 more retailers have this diamond
Prices start from $7,655 SGDSave up to $5,539 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
$7,655 SGD