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Marquise|Natural|GIA

1.51ct L SI2 Marquise Natural Diamond

EX • L/SI2 • GIA 2566645224

Certificate GIA 2566645224

Diamond specifications and retailer prices

From $2,779 SGD
As of November 6, 2026
Save $2,075 SGD (43%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,854 SGD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural marquise diamond

This 1.51ct 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 2566645224. Listed at 7 retailers as of November 6, 2026, with prices from $2,779 to $4,854, a $2,075 spread on the same certified stone. Wholesale Diamonds Direct lists it at $4,854. 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

1.51
Carat
L
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.04°
Pavilion angle38.46°
OriginNatural
Grading LabGIA
CertificateGIA 2566645224
Dimensions11.71 × 5.84 × 3.70 mm
L/W Ratio2.01
Culet sizeNone
Top View
11.71 mm5.84 mm1.51 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2566645224
Side View
Table 58.0%Crown 39.04°Girdle: STK-THKPavilion 38.46°Culet: NDepth 63.3%

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 6
Current: $3,760 SGD|Low: $2,779 SGD|High: $4,854 SGD|Avg: $3,412 SGD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Wholesale Diamonds Direct
November 6, 2026
Retailer 4$2,779 SGD
Retailer 2$2,903 SGD
Retailer 3$2,909 SGD
Retailer 5$2,934 SGD
Retailer 6$3,636 SGD
Retailer 1$3,760 SGD
Wholesale Diamonds Direct$4,854 SGD

11 data points across 7 retailers

7 retailers$2,779 SGD to $4,854 SGD

A
Cheapest Retailer
-
$2,779 SGD
A
Retailer 2
-
$2,903 SGD
View
A
Retailer 3
-
$2,909 SGD
View
A
Retailer 4
-
$2,934 SGD
View
B+
Retailer 5
-
$3,636 SGD
View
B+
Retailer 6
-
$3,760 SGD
View
Most Expensive
B
Wholesale Diamonds Direct
571980718 · Nov 6
$4,854 SGD
$3,787 USD
View
6 more retailers have this diamond
Prices start from $2,779 SGDSave up to $2,075 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
1.51ct Marquise
$2,779 SGD