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Round|Natural|GIA

2.51ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 1523286056

Certificate GIA 1523286056

Diamond specifications and retailer prices

From $27,257 CAD
$19,475 USD
As of October 25, 2026
Save $20,515 CAD (43%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $47,772 CAD at MOH London · As of October 26, 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 1523286056. Listed at 16 retailers as of October 25, 2026, with prices from $27,257 to $47,772, a $20,515 spread on the same certified stone. MOH London lists it at $47,772. 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle32°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1523286056
Dimensions8.80 × 8.74 × 5.38 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
Additional twinning wisps, pinpoints and surface graining are not shown.
Top View
8.80 mm8.74 mm2.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1523286056
Side View
Table 59.0%Crown 32°Girdle: THN-STKPavilion 41.8°Culet: NoneDepth 61.4%

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 25
Current: $47,772 CAD|Low: $27,257 CAD|High: $48,282 CAD|Avg: $33,794 CAD|-0.9%
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
October 30, 2026
Retailer 11$27,257 CAD
Retailer 6$27,975 CAD
Retailer 14$28,083 CAD
Retailer 5$30,548 CAD
Retailer 9$30,794 CAD
Retailer 4$31,961 CAD
Retailer 15$32,075 CAD
Retailer 3$32,947 CAD
Retailer 12$32,947 CAD
Retailer 7$33,094 CAD
Retailer 13$34,038 CAD
Retailer 16$34,366 CAD
Retailer 2$35,253 CAD
Retailer 10$35,858 CAD
Retailer 8$43,276 CAD
MOH London$47,772 CAD

39 data points across 16 retailers

16 retailers$27,257 CAD to $47,772 CAD

A
Cheapest Retailer
-
$27,257 CAD
$19,475 USD
A
Retailer 2
-
$27,975 CAD
$19,988 USD
View
A
Retailer 3
-
$28,083 CAD
$20,065 USD
View
A
Retailer 4
-
$30,548 CAD
$21,826 USD
View
A
Retailer 5
-
$30,794 CAD
£17,324 GBP
View
B+
Retailer 6
-
$31,961 CAD
$22,836 USD
View
B+
Retailer 7
-
$32,075 CAD
$22,917 USD
View
B+
Retailer 8
-
$32,947 CAD
$23,540 USD
View
B+
Retailer 9
-
$32,947 CAD
$23,540 USD
View
B+
Retailer 10
-
$33,094 CAD
$23,645 USD
View
B+
Retailer 11
-
$34,038 CAD
$24,320 USD
View
B+
Retailer 12
-
$34,366 CAD
$24,554 USD
View
B+
Retailer 13
-
$35,253 CAD
£19,833 GBP
View
B+
Retailer 14
-
$35,858 CAD
€24,400 EUR
View
B
Retailer 15
-
$43,276 CAD
$30,920 USD
View
Most Expensive
B
MOH London
192A2BDAA · Oct 26
$47,772 CAD
£26,876 GBP
View
15 more retailers have this diamond
Prices start from $27,257 CADSave up to $20,515 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.

A
2.51ct Round
$27,257 CAD