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Marquise|Natural|GIA

1.50ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 1547730440

Certificate GIA 1547730440

Diamond specifications and retailer prices

From $10,203 SGD
As of November 6, 2026
Save $8,427 SGD (45%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $18,629 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1547730440. Listed at 19 retailers as of November 5, 2026, with prices from $10,203 to $18,629, a $8,427 spread on the same certified stone. NZ Jewellers lists it at $18,629. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle38.44°
Pavilion angle39.6°
OriginNatural
Grading LabGIA
CertificateGIA 1547730440
Dimensions11.27 × 5.97 × 3.78 mm
L/W Ratio1.89
Girdle conditionVery Thick
Key to symbols
Crystal, Feather, Twinning Wisp, Needle
Top View
11.27 mm5.97 mm1.50 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 1547730440
Side View
Table 56.0%Crown 38.44°Girdle: MediumPavilion 39.6°Culet: NoneDepth 63.3%

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 6
Current: $18,629 SGD|Low: $10,560 SGD|High: $18,629 SGD|Avg: $13,326 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 16$10,560 SGD
Retailer 2$10,568 SGD
Retailer 18$11,020 SGD
Retailer 17$11,178 SGD
Retailer 9$12,029 SGD
Retailer 3$12,109 SGD
Retailer 14$12,221 SGD
Retailer 11$12,526 SGD
Retailer 10$12,551 SGD
Retailer 4$12,574 SGD
Retailer 6$12,995 SGD
Retailer 5$13,316 SGD
Retailer 7$13,316 SGD
Retailer 12$13,764 SGD
Retailer 15$13,972 SGD
Retailer 13$14,004 SGD
Retailer 8$17,772 SGD
NZ Jewellers$18,629 SGD

30 data points across 18 retailers

19 retailers$10,203 SGD to $18,629 SGD

A
Cheapest Retailer
-
$10,203 SGD
A
Retailer 2
-
$10,560 SGD
View
A
Retailer 3
-
$10,568 SGD
View
B+
Retailer 4
-
$11,020 SGD
View
B+
Retailer 5
-
$11,178 SGD
View
Final sale: no returns
B+
Retailer 6
-
$12,029 SGD
View
B+
Retailer 7
-
$12,109 SGD
View
B+
Retailer 8
-
$12,221 SGD
View
B+
Retailer 9
-
$12,526 SGD
View
B+
Retailer 10
-
$12,551 SGD
View
B+
Retailer 11
-
$12,574 SGD
View
B+
Retailer 12
-
$12,995 SGD
View
B+
Retailer 13
-
$13,316 SGD
View
B+
Retailer 14
-
$13,316 SGD
View
B
Retailer 15
-
$13,764 SGD
View
B
Retailer 16
-
$13,972 SGD
View
B+
Retailer 17
-
$14,004 SGD
View
B
Retailer 18
-
$17,772 SGD
View
Most Expensive
B
NZ Jewellers
4efabb3e-f610-46d8-a3dc-3ababd738931 · Nov 5
$18,629 SGD
$14,536 USD
View
18 more retailers have this diamond
Prices start from $10,203 SGDSave up to $8,427 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 Marquise
$10,203 SGD