CaratHunter
Plans
Round|Natural|GIA

2.51ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6552067400

Certificate GIA 6552067400

Diamond specifications and retailer prices

From $32,097 SGD
$25,107 USD
As of November 1, 2026
Save $22,963 SGD (42%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $55,060 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552067400. Listed at 15 retailers as of November 1, 2026, with prices from $32,097 to $55,060, a $22,963 spread on the same certified stone. MOH London lists it at $55,060. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552067400
Dimensions8.64 × 8.69 × 5.41 mm
L/W Ratio1.01
Star length50%
Top View
8.64 mm8.69 mm2.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552067400
Side View
Table 58.0%Crown 33°Girdle: Slightly ThickPavilion 41.8°Culet: NoneDepth 62.4%

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: Nov 1
Current: $55,060 SGD|Low: $32,097 SGD|High: $55,722 SGD|Avg: $39,692 SGD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 7$32,097 SGD
Retailer 8$34,293 SGD
Retailer 4$35,254 SGD
Retailer 9$35,514 SGD
Retailer 2$35,580 SGD
Retailer 11$36,723 SGD
Retailer 10$37,017 SGD
Retailer 12$38,192 SGD
Retailer 3$39,661 SGD
Retailer 5$42,585 SGD
Retailer 6$48,749 SGD
MOH London$55,060 SGD

40 data points across 12 retailers

15 retailers$32,097 SGD to $55,060 SGD

B+
Cheapest Retailer
-
$32,097 SGD
$25,107 USD
B+
Retailer 2
-
$33,205 SGD
CA$36,075 CAD
View
B+
Retailer 3
-
$34,293 SGD
$26,825 USD
View
B+
Retailer 4
-
$35,254 SGD
$27,577 USD
View
Retailer 5
-
$35,514 SGD
A$42,738 AUD
View
Price last confirmed 29 days ago
B+
Retailer 6
-
$35,580 SGD
£21,915 GBP
View
B
Retailer 7
-
$36,723 SGD
$28,726 USD
View
B
Retailer 8
-
$37,017 SGD
$28,956 USD
View
B
Retailer 9
-
$38,192 SGD
$29,875 USD
View
B
Retailer 10
-
$38,683 SGD
$30,259 USD
View
B
Retailer 11
-
$39,661 SGD
$31,024 USD
View
B
Retailer 12
-
$41,177 SGD
$32,210 USD
View
B
Retailer 13
-
$42,585 SGD
€31,725 EUR
View
B
Retailer 14
-
$48,749 SGD
ZAR 616,039 ZAR
View
Most Expensive
B
MOH London
84B63B2F4 · Nov 1
$55,060 SGD
£33,913 GBP
View
14 more retailers have this diamond
Prices start from $32,097 SGDSave up to $22,963 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+
2.51ct Round
$32,097 SGD