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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 $25,762 CAD
₹1,756,420 INR
As of October 30, 2026
Save $20,548 CAD (44%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $46,310 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 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 October 29, 2026, with prices from $25,762 to $46,310, a $20,548 spread on the same certified stone. MOH London lists it at $46,310. 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
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: Oct 30
Current: $46,310 CAD|Low: $25,762 CAD|High: $47,499 CAD|Avg: $34,250 CAD|-2.5%
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 31, 2026
Retailer 11$25,762 CAD
Retailer 5$28,487 CAD
Retailer 10$29,887 CAD
Retailer 7$29,929 CAD
Retailer 2$29,959 CAD
Retailer 15$32,337 CAD
Retailer 8$32,687 CAD
Retailer 14$33,808 CAD
Retailer 3$33,953 CAD
Retailer 16$33,953 CAD
Retailer 6$34,457 CAD
Retailer 4$35,031 CAD
Retailer 13$35,967 CAD
Retailer 9$36,378 CAD
Retailer 12$41,502 CAD
MOH London$46,310 CAD

23 data points across 16 retailers

16 retailers$25,762 CAD to $46,310 CAD

A
Cheapest Retailer
-
$25,762 CAD
₹1,756,420 INR
A
Retailer 2
-
$28,487 CAD
$20,393 USD
View
Final sale: no returns
A
Retailer 3
-
$29,887 CAD
$21,395 USD
View
A
Retailer 4
-
$29,929 CAD
$21,425 USD
View
A
Retailer 5
-
$29,959 CAD
£16,887 GBP
View
B+
Retailer 6
-
$32,337 CAD
$23,149 USD
View
A
Retailer 7
-
$32,687 CAD
$23,400 USD
View
B+
Retailer 8
-
$33,808 CAD
£19,057 GBP
View
B+
Retailer 9
-
$33,953 CAD
$24,306 USD
View
B+
Retailer 10
-
$33,953 CAD
$24,306 USD
View
B+
Retailer 11
-
$34,457 CAD
€23,492 EUR
View
B+
Retailer 12
-
$35,031 CAD
$25,078 USD
View
B+
Retailer 13
-
$35,967 CAD
$25,748 USD
View
B+
Retailer 14
-
$36,378 CAD
$26,042 USD
View
B+
Retailer 15
-
$41,502 CAD
$29,710 USD
View
Most Expensive
B+
MOH London
479FC1984 · Oct 29
$46,310 CAD
£26,104 GBP
View
15 more retailers have this diamond
Prices start from $25,762 CADSave up to $20,548 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
$25,762 CAD