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Round|Natural|GIA

2.50ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 5231668055

Certificate GIA 5231668055

Diamond specifications and retailer prices

From $37,172 SGD
$29,077 USD
As of October 30, 2026
Save $27,983 SGD (43%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $65,155 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5231668055. Listed at 15 retailers as of October 29, 2026, with prices from $37,172 to $65,155, a $27,983 spread on the same certified stone. MOH London lists it at $65,155. 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

2.50
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5231668055
Dimensions8.54 × 8.65 × 5.39 mm
L/W Ratio1.01
Top View
8.54 mm8.65 mm2.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5231668055
Side View
Table 58.0%Crown 36°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $65,155 SGD|Low: $37,172 SGD|High: $65,589 SGD|Avg: $46,327 SGD|-0.7%
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
October 30, 2026
Retailer 4$37,172 SGD
Retailer 5$37,781 SGD
Retailer 3$40,308 SGD
Retailer 13$41,435 SGD
Retailer 7$41,469 SGD
Retailer 9$41,891 SGD
Retailer 6$44,369 SGD
Retailer 14$44,955 SGD
Retailer 10$48,364 SGD
Retailer 2$49,212 SGD
Retailer 12$49,446 SGD
Retailer 11$51,947 SGD
Retailer 8$57,076 SGD
MOH London$65,155 SGD

31 data points across 14 retailers

15 retailers$37,172 SGD to $65,155 SGD

B+
Cheapest Retailer
-
$37,172 SGD
$29,077 USD
B+
Retailer 2
-
$37,781 SGD
$29,553 USD
View
B+
Retailer 3
-
$40,308 SGD
$31,530 USD
View
Retailer 4
-
$41,435 SGD
A$49,863 AUD
View
Price last confirmed 26 days ago
B+
Retailer 5
-
$41,469 SGD
£25,542 GBP
View
B+
Retailer 6
-
$41,497 SGD
$32,460 USD
View
B+
Retailer 7
-
$41,891 SGD
CA$45,511 CAD
View
B+
Retailer 8
-
$44,369 SGD
$34,707 USD
View
B
Retailer 9
-
$44,955 SGD
$35,165 USD
View
B+
Retailer 10
-
$48,364 SGD
$37,832 USD
View
B+
Retailer 11
-
$49,212 SGD
€36,662 EUR
View
B+
Retailer 12
-
$49,446 SGD
$38,678 USD
View
B
Retailer 13
-
$51,947 SGD
$40,634 USD
View
B
Retailer 14
-
$57,076 SGD
ZAR 721,270 ZAR
View
Most Expensive
B
MOH London
03B2ED617 · Oct 29
$65,155 SGD
£40,131 GBP
View
14 more retailers have this diamond
Prices start from $37,172 SGDSave up to $27,983 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.

B+
2.50ct Round
$37,172 SGD