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Round|Natural|GIA

2.51ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 1555877286

Certificate GIA 1555877286

Diamond specifications and retailer prices

From $23,331 SGD
₹1,738,077 INR
As of November 1, 2026
Save $18,541 SGD (44%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $41,872 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1555877286. Listed at 16 retailers as of November 1, 2026, with prices from $23,331 to $41,872, a $18,541 spread on the same certified stone. MOH London lists it at $41,872. 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
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1555877286
Dimensions8.65 × 8.60 × 5.41 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Indented Natural
Top View
8.65 mm8.60 mm2.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555877286
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

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 1
Current: $41,872 SGD|Low: $23,331 SGD|High: $43,469 SGD|Avg: $31,273 SGD|-3.7%
MOH London
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
Retailer 16
November 2, 2026
Retailer 12$23,331 SGD
Retailer 9$25,891 SGD
Retailer 10$27,004 SGD
Retailer 16$27,206 SGD
Retailer 4$27,351 SGD
Retailer 14$29,339 SGD
Retailer 6$29,594 SGD
Retailer 2$30,636 SGD
Retailer 11$31,016 SGD
Retailer 7$31,073 SGD
Retailer 8$31,073 SGD
Retailer 15$31,841 SGD
Retailer 13$32,692 SGD
Retailer 3$33,292 SGD
Retailer 5$37,981 SGD
MOH London$41,872 SGD

20 data points across 16 retailers

16 retailers$23,331 SGD to $41,872 SGD

A
Cheapest Retailer
-
$23,331 SGD
₹1,738,077 INR
A
Retailer 2
-
$25,891 SGD
$20,253 USD
View
Final sale: no returns
A
Retailer 3
-
$27,004 SGD
£16,633 GBP
View
A
Retailer 4
-
$27,206 SGD
$21,281 USD
View
A
Retailer 5
-
$27,351 SGD
$21,395 USD
View
A
Retailer 6
-
$29,339 SGD
$22,950 USD
View
B+
Retailer 7
-
$29,594 SGD
$23,149 USD
View
B+
Retailer 8
-
$30,636 SGD
£18,869 GBP
View
B+
Retailer 9
-
$31,016 SGD
€23,106 EUR
View
B+
Retailer 10
-
$31,073 SGD
$24,306 USD
View
B+
Retailer 11
-
$31,073 SGD
$24,306 USD
View
B+
Retailer 12
-
$31,841 SGD
$24,907 USD
View
B+
Retailer 13
-
$32,692 SGD
$25,572 USD
View
B+
Retailer 14
-
$33,292 SGD
$26,042 USD
View
B+
Retailer 15
-
$37,981 SGD
$29,710 USD
View
Most Expensive
B+
MOH London
479FC1984 · Nov 1
$41,872 SGD
£25,790 GBP
View
15 more retailers have this diamond
Prices start from $23,331 SGDSave up to $18,541 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 Round
$23,331 SGD