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Marquise|Natural|GIA

1.50ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 7558230262

Certificate GIA 7558230262

Diamond specifications and retailer prices

From $7,749 SGD
As of November 5, 2026
Save $1,971 SGD (20%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $9,721 SGD at GemTrove · As of November 6, 2026
View at GemTrove

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 7558230262. Listed at 7 retailers as of November 5, 2026, with prices from $7,749 to $9,721, a $1,971 spread on the same certified stone. GemTrove lists it at $9,721. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 7558230262
Dimensions11.29 × 5.87 × 3.81 mm
L/W Ratio1.92
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Natural
Top View
11.29 mm5.87 mm1.50 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 7558230262
Side View
Table 61.0%CrownGirdle: ThickPavilionCulet: 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: Nov 5
Current: $8,447 SGD|Low: $7,749 SGD|High: $9,567 SGD|Avg: $8,484 SGD|-7.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2$7,749 SGD
Retailer 3$7,986 SGD
Retailer 4$8,355 SGD
Retailer 1$8,447 SGD
Retailer 5$8,798 SGD

46 data points across 5 retailers

7 retailers$7,749 SGD to $9,721 SGD

A
Cheapest Retailer
-
$7,749 SGD
A
Retailer 2
-
$7,986 SGD
View
A
Retailer 3
-
$8,355 SGD
View
A
Retailer 4
-
$8,447 SGD
View
A
Retailer 5
-
$8,798 SGD
View
A
Retailer 6
-
$9,200 SGD
View
Most Expensive
B+
GemTrove
GT-N-01274147-98 · Nov 6
$9,721 SGD
A$11,708 AUD
View
6 more retailers have this diamond
Prices start from $7,749 SGDSave up to $1,971 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
$7,749 SGD