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Round|Natural|GIA

2.05ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2556408746

Certificate GIA 2556408746

Diamond specifications and retailer prices

From $16,379 CAD
As of November 3, 2026
Save $4,165 CAD (20%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $28,436 CAD at MOH London · As of October 21, 2026
View at MOH London

About this 2.05ct natural round diamond

This 2.05ct natural round sits in the two to three carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556408746. Listed at 18 retailers as of November 3, 2026, with a 25% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.05
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 2556408746
Dimensions8.05 × 8.10 × 5.09 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Feather, Crystal, Needle
Top View
8.05 mm8.10 mm2.05 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556408746
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 63.1%

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 3
Current: $28,436 CAD|Low: $16,379 CAD|High: $28,624 CAD|Avg: $21,073 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
Retailer 13
November 5, 2026
Retailer 9$16,379 CAD
Retailer 13$16,695 CAD
Retailer 11$17,005 CAD
Retailer 2$17,374 CAD
Retailer 6$18,200 CAD
Retailer 5$19,329 CAD
Retailer 4$19,632 CAD
Retailer 7$19,874 CAD
Retailer 10$19,874 CAD
Retailer 8$20,544 CAD
Retailer 3$22,675 CAD
Retailer 12$24,556 CAD
MOH London$28,436 CAD

37 data points across 13 retailers

18 retailers$16,379 CAD to $20,544 CAD

Retailer 1
-
$15,748 CAD
Price last confirmed 13 days ago
A
Retailer 2
-
$16,379 CAD
View
Final sale: no returns
Retailer 3
-
$16,695 CAD
View
Price last confirmed 15 days ago
B+
Retailer 4
-
$17,005 CAD
View
B+
Retailer 5
-
$17,374 CAD
View
B+
Retailer 6
-
$18,200 CAD
View
Retailer 7
-
$19,329 CAD
View
Price last confirmed 14 days ago
Retailer 8
-
$19,632 CAD
View
Price last confirmed 33 days ago
B+
Retailer 9
-
$19,874 CAD
View
B+
Retailer 10
-
$19,874 CAD
View
B+
Retailer 11
-
$20,544 CAD
View
Retailer 12
-
$21,322 CAD
View
Price last confirmed 38 days ago
Retailer 13
-
$21,656 CAD
View
Price last confirmed 39 days ago
Retailer 14
-
$22,198 CAD
View
Price last confirmed 19 days ago
Retailer 15
-
$22,488 CAD
View
Price last confirmed 38 days ago
Retailer 16
-
$24,556 CAD
View
Price last confirmed 15 days ago
Retailer 17
-
$25,656 CAD
View
Price last confirmed 39 days ago
Most Expensive
MOH London
37689B423 · Oct 21
$28,436 CAD
£16,032 GBP
View
Price last confirmed 16 days ago
17 more retailers have this diamond
Prices start from $16,379 CADSave up to $4,165 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
2.05ct Round
$16,379 CAD