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Round|Natural|GIA

2.55ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2534799398

Certificate GIA 2534799398

Diamond specifications and retailer prices

From $14,972 CAD
As of November 1, 2026
Save $11,162 CAD (43%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $26,133 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 2.55ct natural round diamond

This 2.55ct natural round sits in the two to three carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2534799398. Listed at 16 retailers as of November 1, 2026, with prices from $14,972 to $26,133, a $11,162 spread on the same certified stone. MOH London lists it at $26,133. 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

2.55
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2534799398
Dimensions8.98 × 8.94 × 5.27 mm
L/W Ratio1.00
Top View
8.98 mm8.94 mm2.55 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2534799398
Side View
Table 59.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 58.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $26,133 CAD|Low: $14,972 CAD|High: $26,518 CAD|Avg: $19,974 CAD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7$14,972 CAD
Retailer 5$15,432 CAD
Retailer 6$17,861 CAD
Retailer 2$19,012 CAD
Retailer 3$20,150 CAD
Retailer 4$23,038 CAD
MOH London$26,133 CAD

27 data points across 7 retailers

16 retailers$14,972 CAD to $26,133 CAD

A
Cheapest Retailer
-
$14,972 CAD
A
Retailer 2
-
$15,432 CAD
View
A
Retailer 3
-
$15,567 CAD
View
A
Retailer 4
-
$16,212 CAD
View
A
Retailer 5
-
$16,522 CAD
View
A
Retailer 6
-
$17,166 CAD
View
A
Retailer 7
-
$17,861 CAD
View
A
Retailer 8
-
$17,906 CAD
View
Retailer 9
-
$18,964 CAD
View
Price last confirmed 38 days ago
A
Retailer 10
-
$19,012 CAD
View
Retailer 11
-
$19,261 CAD
View
Price last confirmed 36 days ago
Retailer 12
-
$20,002 CAD
View
Price last confirmed 38 days ago
B+
Retailer 13
-
$20,150 CAD
View
B+
Retailer 14
-
$23,038 CAD
View
Retailer 15
-
$25,188 CAD
View
Price last confirmed 39 days ago
Most Expensive
B
MOH London
0B55DEA6F · Nov 4
$26,133 CAD
£14,734 GBP
View
15 more retailers have this diamond
Prices start from $14,972 CADSave up to $11,162 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
2.55ct Round
$14,972 CAD