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Marquise|Natural|GIA

2.51ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 6561016104

Certificate GIA 6561016104

Diamond specifications and retailer prices

From $36,089 SGD
₹2,688,577 INR
As of October 30, 2026
Save $14,279 SGD (28%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $50,368 SGD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 2.51ct natural marquise diamond

This 2.51ct natural marquise sits in the two to three carat band, graded D 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 6561016104. Listed at 14 retailers as of October 30, 2026, with prices from $36,089 to $50,368, a $14,279 spread on the same certified stone. Reve Diamonds lists it at $50,368. 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

2.51
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561016104
Dimensions14.69 × 7.00 × 4.05 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Etch Channel, Cavity
Top View
14.69 mm7.00 mm2.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561016104
Side View
Table 56.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 57.8%

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: $48,054 SGD|Low: $36,089 SGD|High: $50,368 SGD|Avg: $43,688 SGD|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
November 2, 2026
Retailer 8$36,089 SGD
Retailer 4$39,981 SGD
Retailer 9$41,191 SGD
Retailer 11$41,279 SGD
Retailer 6$41,473 SGD
Retailer 5$41,556 SGD
Retailer 7$42,696 SGD
Retailer 12$45,244 SGD
Retailer 10$45,997 SGD
Retailer 2$47,505 SGD
Retailer 1$48,054 SGD
Retailer 3$49,014 SGD
Reve Diamonds$50,368 SGD

4 data points across 13 retailers

14 retailers$36,089 SGD to $50,368 SGD

A
Cheapest Retailer
-
$36,089 SGD
₹2,688,577 INR
A
Retailer 2
-
$38,936 SGD
A$46,856 AUD
View
A
Retailer 3
-
$39,981 SGD
$31,274 USD
View
Final sale: no returns
B+
Retailer 4
-
$41,191 SGD
$32,221 USD
View
A
Retailer 5
-
$41,279 SGD
£25,425 GBP
View
B+
Retailer 6
-
$41,473 SGD
$32,441 USD
View
B+
Retailer 7
-
$41,556 SGD
$32,506 USD
View
B+
Retailer 8
-
$42,696 SGD
$33,398 USD
View
B+
Retailer 9
-
$45,244 SGD
$35,391 USD
View
B+
Retailer 10
-
$45,997 SGD
£28,331 GBP
View
B+
Retailer 11
-
$47,505 SGD
$37,160 USD
View
B+
Retailer 12
-
$48,054 SGD
€35,799 EUR
View
B+
Retailer 13
-
$49,014 SGD
$38,340 USD
View
Most Expensive
B
Reve Diamonds
3C5AB3ECB · Oct 30
$50,368 SGD
$39,399 USD
View
13 more retailers have this diamond
Prices start from $36,089 SGDSave up to $14,279 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
2.51ct Marquise
$36,089 SGD