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Marquise|Natural|GIA

1.50ct L SI2 Marquise Natural Diamond

EX • L/SI2 • GIA 2537738274

Certificate GIA 2537738274

Diamond specifications and retailer prices

From $1,930 USD
As of November 4, 2026
Save $378 USD (16%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,308 USD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2537738274. Listed at 6 retailers as of November 4, 2026, with prices from $1,930 to $2,308, a $378 spread on the same certified stone. 77 Diamonds lists it at $2,308. 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
L
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2537738274
Dimensions5.56 × 11.87 × 3.63 mm
L/W Ratio2.13
Top View
5.56 mm11.87 mm1.50 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2537738274
Side View
Table 57.0%CrownGirdle: MED-XTKPavilionCulet: NoneDepth 65.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $2,308 USD|Low: $1,587 USD|High: $3,707 USD|Avg: $2,338 USD|-6.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5$1,930 USD
Retailer 2$1,979 USD
Retailer 3$2,158 USD
Retailer 6$2,205 USD
Retailer 4$2,219 USD
77 Diamonds$2,308 USD

46 data points across 6 retailers

6 retailers$1,930 USD to $2,308 USD

A
Cheapest Retailer
-
$1,930 USD
A
Retailer 2
-
$1,979 USD
View
A
Retailer 3
-
$2,158 USD
View
Retailer 4
-
$2,205 USD
View
Price last confirmed 29 days ago
B+
Retailer 5
-
$2,219 USD
View
Most Expensive
A
77 Diamonds
MQPUIFS6QETZUYK · Nov 6
$2,308 USD
£1,818 GBP
View
5 more retailers have this diamond
Prices start from $1,930 USDSave up to $378 USD

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
$1,930 USD