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Round|Natural|GIA

2.50ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6561273899

Certificate GIA 6561273899

Diamond specifications and retailer prices

From $22,911 CAD
$16,370 USD
As of October 25, 2026
Save $13,426 CAD (37%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $36,337 CAD 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6561273899. Listed at 15 retailers as of October 25, 2026, with prices from $22,911 to $36,337, a $13,426 spread on the same certified stone. MOH London lists it at $36,337. 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
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6561273899
Dimensions8.59 × 8.63 × 5.44 mm
L/W Ratio1.00
Key to symbols
Crystal, Feather, Cloud, Needle, Natural
Top View
8.59 mm8.63 mm2.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561273899
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.2%

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: $36,337 CAD|Low: $22,911 CAD|High: $36,579 CAD|Avg: $28,224 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 7$22,911 CAD
Retailer 5$23,892 CAD
Retailer 10$24,482 CAD
Retailer 9$25,545 CAD
Retailer 8$26,823 CAD
Retailer 2$27,092 CAD
Retailer 11$27,674 CAD
Retailer 6$28,629 CAD
Retailer 3$28,739 CAD
Retailer 4$29,907 CAD
Retailer 12$32,786 CAD
MOH London$36,337 CAD

35 data points across 12 retailers

15 retailers$22,911 CAD to $36,337 CAD

A
Cheapest Retailer
-
$22,911 CAD
$16,370 USD
A
Retailer 2
-
$23,140 CAD
$16,533 USD
View
A
Retailer 3
-
$23,484 CAD
$16,779 USD
View
A
Retailer 4
-
$23,892 CAD
£13,441 GBP
View
A
Retailer 5
-
$24,482 CAD
$17,492 USD
View
Final sale: no returns
B+
Retailer 6
-
$25,545 CAD
$18,252 USD
View
B+
Retailer 7
-
$26,823 CAD
$19,165 USD
View
B+
Retailer 8
-
$27,092 CAD
€18,435 EUR
View
B+
Retailer 9
-
$27,674 CAD
$19,773 USD
View
B+
Retailer 10
-
$28,394 CAD
$20,287 USD
View
B+
Retailer 11
-
$28,629 CAD
£16,107 GBP
View
B+
Retailer 12
-
$28,739 CAD
$20,534 USD
View
B+
Retailer 13
-
$29,907 CAD
$21,368 USD
View
B
Retailer 14
-
$32,786 CAD
$23,425 USD
View
Most Expensive
B
MOH London
F455A4935 · Oct 29
$36,337 CAD
£20,443 GBP
View
14 more retailers have this diamond
Prices start from $22,911 CADSave up to $13,426 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
2.50ct Round
$22,911 CAD