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Round|Natural|GIA

2.51ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6552067400

Certificate GIA 6552067400

Diamond specifications and retailer prices

From $35,072 CAD
$25,107 USD
As of October 30, 2026
Save $25,413 CAD (42%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $60,485 CAD at MOH London · As of October 29, 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 October 29, 2026, with prices from $35,072 to $60,485, a $25,413 spread on the same certified stone. MOH London lists it at $60,485. 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
Color
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: Oct 30
Current: $60,485 CAD|Low: $35,072 CAD|High: $60,888 CAD|Avg: $43,358 CAD|+0.4%
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 1, 2026
Retailer 7$35,072 CAD
Retailer 8$37,472 CAD
Retailer 4$38,522 CAD
Retailer 9$38,806 CAD
Retailer 2$38,878 CAD
Retailer 11$40,127 CAD
Retailer 10$40,449 CAD
Retailer 12$41,732 CAD
Retailer 3$43,337 CAD
Retailer 6$46,741 CAD
Retailer 5$53,268 CAD
MOH London$60,485 CAD

40 data points across 12 retailers

15 retailers$35,072 CAD to $60,485 CAD

B+
Cheapest Retailer
-
$35,072 CAD
$25,107 USD
B+
Retailer 2
-
$36,283 CAD
View
B+
Retailer 3
-
$37,472 CAD
$26,825 USD
View
B+
Retailer 4
-
$38,522 CAD
$27,577 USD
View
Retailer 5
-
$38,806 CAD
A$42,738 AUD
View
Price last confirmed 27 days ago
B+
Retailer 6
-
$38,878 CAD
£21,915 GBP
View
B
Retailer 7
-
$40,127 CAD
$28,726 USD
View
B
Retailer 8
-
$40,449 CAD
$28,956 USD
View
B
Retailer 9
-
$41,732 CAD
$29,875 USD
View
B
Retailer 10
-
$42,269 CAD
$30,259 USD
View
B
Retailer 11
-
$43,337 CAD
$31,024 USD
View
B
Retailer 12
-
$44,994 CAD
$32,210 USD
View
B
Retailer 13
-
$46,741 CAD
€31,867 EUR
View
B
Retailer 14
-
$53,268 CAD
ZAR 616,039 ZAR
View
Most Expensive
B
MOH London
84B63B2F4 · Oct 29
$60,485 CAD
£34,094 GBP
View
14 more retailers have this diamond
Prices start from $35,072 CADSave up to $25,413 CAD

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
$35,072 CAD