CaratHunter
Plans
Marquise|Natural|GIA

1.50ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 1565212531

Certificate GIA 1565212531

Diamond specifications and retailer prices

From $9,165 SGD
As of November 6, 2026
Save $11,224 SGD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $20,389 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 1565212531. Listed at 19 retailers as of November 5, 2026, with prices from $9,165 to $20,389, a $11,224 spread on the same certified stone. NZ Jewellers lists it at $20,389. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1565212531
Dimensions11.82 × 5.88 × 3.41 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal
Top View
11.82 mm5.88 mm1.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565212531
Side View
Table 61.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 58.0%

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: $20,389 SGD|Low: $9,165 SGD|High: $20,764 SGD|Avg: $12,388 SGD|-1.8%
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 2$9,165 SGD
Retailer 9$9,770 SGD
Retailer 8$10,316 SGD
Retailer 3$10,536 SGD
Retailer 5$10,760 SGD
Retailer 7$11,201 SGD
Retailer 18$11,252 SGD
Retailer 13$11,268 SGD
Retailer 11$11,424 SGD
Retailer 6$11,797 SGD
Retailer 16$12,191 SGD
Retailer 4$12,378 SGD
Retailer 17$12,462 SGD
Retailer 10$12,516 SGD
Retailer 12$12,589 SGD
Retailer 15$14,066 SGD
Retailer 14$16,943 SGD
NZ Jewellers$20,389 SGD

24 data points across 18 retailers

19 retailers$9,165 SGD to $20,389 SGD

A
Cheapest Retailer
-
$9,165 SGD
A
Retailer 2
-
$9,515 SGD
View
A
Retailer 3
-
$9,770 SGD
View
Final sale: no returns
A
Retailer 4
-
$10,316 SGD
View
A
Retailer 5
-
$10,536 SGD
View
A
Retailer 6
-
$10,760 SGD
View
B+
Retailer 7
-
$11,201 SGD
View
Retailer 8
-
$11,252 SGD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$11,268 SGD
View
B+
Retailer 10
-
$11,424 SGD
View
B+
Retailer 11
-
$11,797 SGD
View
B+
Retailer 12
-
$12,191 SGD
View
B+
Retailer 13
-
$12,378 SGD
View
B+
Retailer 14
-
$12,462 SGD
View
B+
Retailer 15
-
$12,516 SGD
View
B+
Retailer 16
-
$12,589 SGD
View
B+
Retailer 17
-
$14,066 SGD
View
B
Retailer 18
-
$16,943 SGD
View
Most Expensive
B
NZ Jewellers
37005354-a16a-4ced-8e8a-4d6183c6cec9 · Nov 5
$20,389 SGD
$15,909 USD
View
18 more retailers have this diamond
Prices start from $9,165 SGDSave up to $11,224 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
$9,165 SGD