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Round|Natural|GIA

2.81ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2557201585

Certificate GIA 2557201585

Diamond specifications and retailer prices

From $17,604 CAD
As of November 4, 2026
Save $14,161 CAD (45%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $31,765 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 2.81ct natural round diamond

This 2.81ct 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 2557201585. Listed at 19 retailers as of November 4, 2026, with prices from $17,604 to $31,765, a $14,161 spread on the same certified stone. MOH London lists it at $31,765. 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

2.81
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 2557201585
Dimensions9.02 × 8.98 × 5.61 mm
L/W Ratio1.00
Top View
9.02 mm8.98 mm2.81 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557201585
Side View
Table 60.0%Crown 33.5°Girdle: Slightly ThickPavilion 41.8°Culet: NoneDepth 62.3%

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: Nov 4
Current: $31,765 CAD|Low: $17,604 CAD|High: $34,535 CAD|Avg: $23,224 CAD|-7.9%
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
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 5$17,604 CAD
Retailer 6$17,804 CAD
Retailer 8$18,592 CAD
Retailer 7$18,748 CAD
Retailer 4$19,082 CAD
Retailer 10$19,544 CAD
Retailer 16$20,006 CAD
Retailer 18$20,488 CAD
Retailer 13$20,984 CAD
Retailer 11$20,998 CAD
Retailer 19$21,753 CAD
Retailer 9$22,093 CAD
Retailer 15$22,214 CAD
Retailer 3$22,943 CAD
Retailer 2$23,337 CAD
Retailer 14$24,559 CAD
Retailer 12$28,003 CAD
Retailer 17$28,891 CAD
MOH London$31,765 CAD

28 data points across 19 retailers

19 retailers$17,604 CAD to $31,765 CAD

A
Cheapest Retailer
-
$17,604 CAD
A
Retailer 2
-
$17,804 CAD
View
A
Retailer 3
-
$18,592 CAD
View
A
Retailer 4
-
$18,748 CAD
View
A
Retailer 5
-
$19,082 CAD
View
A
Retailer 6
-
$19,544 CAD
View
Final sale: no returns
A
Retailer 7
-
$20,006 CAD
View
B+
Retailer 8
-
$20,488 CAD
View
A
Retailer 9
-
$20,984 CAD
View
Retailer 10
-
$20,998 CAD
View
Price last confirmed 25 days ago
B+
Retailer 11
-
$21,753 CAD
View
B+
Retailer 12
-
$22,093 CAD
View
B+
Retailer 13
-
$22,214 CAD
View
B+
Retailer 14
-
$22,943 CAD
View
B+
Retailer 15
-
$23,337 CAD
View
B+
Retailer 16
-
$24,559 CAD
View
B
Retailer 17
-
$28,003 CAD
View
B
Retailer 18
-
$28,891 CAD
View
Most Expensive
B
MOH London
3E8451477 · Nov 4
$31,765 CAD
£17,909 GBP
View
18 more retailers have this diamond
Prices start from $17,604 CADSave up to $14,161 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
2.81ct Round
$17,604 CAD