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Marquise|Natural|GIA

1.50ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 6542779839

Certificate GIA 6542779839

Diamond specifications and retailer prices

From $10,260 SGD
As of November 4, 2026
Save $8,006 SGD (44%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $18,267 SGD at NZ Jewellers · As of November 3, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542779839. Listed at 12 retailers as of November 3, 2026, with prices from $10,260 to $18,267, a $8,006 spread on the same certified stone. NZ Jewellers lists it at $18,267. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6542779839
Dimensions11.57 × 6.05 × 3.80 mm
L/W Ratio1.91
Top View
11.57 mm6.05 mm1.50 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6542779839
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $18,267 SGD|Low: $10,260 SGD|High: $18,267 SGD|Avg: $13,284 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 4, 2026
Retailer 6$10,260 SGD
Retailer 7$10,960 SGD
Retailer 8$11,051 SGD
Retailer 2$11,861 SGD
Retailer 10$11,873 SGD
Retailer 9$12,056 SGD
Retailer 5$12,696 SGD
Retailer 3$13,594 SGD
Retailer 4$17,116 SGD
NZ Jewellers$18,267 SGD

40 data points across 10 retailers

12 retailers$10,260 SGD to $18,267 SGD

B+
Cheapest Retailer
-
$10,260 SGD
Retailer 2
-
$10,960 SGD
View
Price last confirmed 9 days ago
B+
Retailer 3
-
$11,051 SGD
View
B
Retailer 4
-
$11,861 SGD
View
B
Retailer 5
-
$11,873 SGD
View
B
Retailer 6
-
$12,056 SGD
View
B+
Retailer 7
-
$12,696 SGD
View
B
Retailer 8
-
$13,594 SGD
View
B
Retailer 9
-
$13,700 SGD
View
Retailer 10
-
$14,428 SGD
View
Price last confirmed 15 days ago
B
Retailer 11
-
$17,116 SGD
View
Most Expensive
B
NZ Jewellers
5183cebd-654d-4983-a2f3-66736426ba3f · Nov 3
$18,267 SGD
$14,253 USD
View
11 more retailers have this diamond
Prices start from $10,260 SGDSave up to $8,006 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.

B+
1.50ct Marquise
$10,260 SGD