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Marquise|Natural|GIA

1.50ct E SI2 Marquise Natural Diamond

ID • E/SI2 • GIA 1548830127

Certificate GIA 1548830127

Diamond specifications and retailer prices

From $9,950 SGD
$7,783 USD
As of October 30, 2026
Save $11,399 SGD (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $21,349 SGD at NZ Jewellers · As of October 30, 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 E 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 1548830127. Listed at 17 retailers as of October 30, 2026, with prices from $9,950 to $21,349, a $11,399 spread on the same certified stone. NZ Jewellers lists it at $21,349. 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
E
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1548830127
Dimensions12.89 × 5.44 × 3.53 mm
L/W Ratio2.37
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Indented Natural
Top View
12.89 mm5.44 mm1.50 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1548830127
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 64.9%

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: Oct 30
Current: $21,349 SGD|Low: $9,950 SGD|High: $21,492 SGD|Avg: $13,210 SGD|-0.7%
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
October 31, 2026
Retailer 7$9,950 SGD
Retailer 6$10,675 SGD
Retailer 11$10,675 SGD
Retailer 5$10,815 SGD
Retailer 3$11,378 SGD
Retailer 13$11,564 SGD
Retailer 2$11,639 SGD
Retailer 12$11,742 SGD
Retailer 10$12,064 SGD
Retailer 8$13,344 SGD
Retailer 9$13,949 SGD
Retailer 4$14,051 SGD
Retailer 15$16,512 SGD
Retailer 14$17,885 SGD
NZ Jewellers$21,349 SGD

28 data points across 15 retailers

17 retailers$9,950 SGD to $21,349 SGD

A
Cheapest Retailer
-
$9,950 SGD
$7,783 USD
A
Retailer 2
-
$10,675 SGD
$8,350 USD
View
A
Retailer 3
-
$10,675 SGD
$8,350 USD
View
Final sale: no returns
Retailer 4
-
$10,746 SGD
$8,406 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$10,815 SGD
$8,460 USD
View
A
Retailer 6
-
$11,378 SGD
$8,900 USD
View
A
Retailer 7
-
$11,564 SGD
$9,046 USD
View
A
Retailer 8
-
$11,639 SGD
£7,169 GBP
View
A
Retailer 9
-
$11,742 SGD
$9,185 USD
View
A
Retailer 10
-
$12,064 SGD
£7,431 GBP
View
B+
Retailer 11
-
$12,119 SGD
$9,480 USD
View
B+
Retailer 12
-
$13,344 SGD
$10,438 USD
View
B+
Retailer 13
-
$13,949 SGD
€10,392 EUR
View
Retailer 14
-
$14,051 SGD
$10,991 USD
View
Price last confirmed 8 days ago
B
Retailer 15
-
$16,512 SGD
£10,170 GBP
View
B
Retailer 16
-
$17,885 SGD
£11,016 GBP
View
Most Expensive
B
NZ Jewellers
a06dc633-0bd2-4f1c-87be-87fe01789819 · Oct 30
$21,349 SGD
$16,700 USD
View
16 more retailers have this diamond
Prices start from $9,950 SGDSave up to $11,399 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
$9,950 SGD