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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 $12,605 USD
As of November 4, 2026
Save $10,139 USD (45%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $22,744 USD 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 $12,605 to $22,744, a $10,139 spread on the same certified stone. MOH London lists it at $22,744. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $22,744 USD|Low: $12,605 USD|High: $24,728 USD|Avg: $16,629 USD|-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$12,605 USD
Retailer 6$12,748 USD
Retailer 8$13,312 USD
Retailer 7$13,424 USD
Retailer 4$13,663 USD
Retailer 10$13,994 USD
Retailer 16$14,325 USD
Retailer 18$14,670 USD
Retailer 13$15,025 USD
Retailer 11$15,035 USD
Retailer 19$15,576 USD
Retailer 9$15,819 USD
Retailer 15$15,906 USD
Retailer 3$16,428 USD
Retailer 2$16,710 USD
Retailer 14$17,585 USD
Retailer 12$20,051 USD
Retailer 17$20,687 USD
MOH London$22,744 USD

28 data points across 19 retailers

19 retailers$12,605 USD to $22,744 USD

A
Cheapest Retailer
-
$12,605 USD
A
Retailer 2
-
$12,748 USD
View
A
Retailer 3
-
$13,312 USD
View
A
Retailer 4
-
$13,424 USD
View
A
Retailer 5
-
$13,663 USD
View
A
Retailer 6
-
$13,994 USD
View
Final sale: no returns
A
Retailer 7
-
$14,325 USD
View
B+
Retailer 8
-
$14,670 USD
View
A
Retailer 9
-
$15,025 USD
View
Retailer 10
-
$15,035 USD
View
Price last confirmed 25 days ago
B+
Retailer 11
-
$15,576 USD
View
B+
Retailer 12
-
$15,819 USD
View
B+
Retailer 13
-
$15,906 USD
View
B+
Retailer 14
-
$16,428 USD
View
B+
Retailer 15
-
$16,710 USD
View
B+
Retailer 16
-
$17,585 USD
View
B
Retailer 17
-
$20,051 USD
View
B
Retailer 18
-
$20,687 USD
View
Most Expensive
B
MOH London
3E8451477 · Nov 4
$22,744 USD
£17,909 GBP
View
18 more retailers have this diamond
Prices start from $12,605 USDSave up to $10,139 USD

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
$12,605 USD