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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 €10,449 EUR
As of November 3, 2026
Save €2,657 EUR (20%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €18,140 EUR 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
Colour
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: €18,140 EUR|Low: €10,449 EUR|High: €18,260 EUR|Avg: €13,443 EUR|+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€10,449 EUR
Retailer 13€10,650 EUR
Retailer 11€10,848 EUR
Retailer 2€11,083 EUR
Retailer 6€11,611 EUR
Retailer 5€12,331 EUR
Retailer 4€12,524 EUR
Retailer 7€12,678 EUR
Retailer 10€12,678 EUR
Retailer 8€13,106 EUR
Retailer 3€14,465 EUR
Retailer 12€15,666 EUR
MOH London€18,140 EUR

37 data points across 13 retailers

18 retailers€10,449 EUR to €13,106 EUR

Retailer 1
-
€10,046 EUR
Price last confirmed 13 days ago
A
Retailer 2
-
€10,449 EUR
View
Final sale: no returns
Retailer 3
-
€10,650 EUR
View
Price last confirmed 15 days ago
B+
Retailer 4
-
€10,848 EUR
View
B+
Retailer 5
-
€11,083 EUR
View
B+
Retailer 6
-
€11,611 EUR
View
Retailer 7
-
€12,331 EUR
View
Price last confirmed 14 days ago
Retailer 8
-
€12,524 EUR
View
Price last confirmed 33 days ago
B+
Retailer 9
-
€12,678 EUR
View
B+
Retailer 10
-
€12,678 EUR
View
B+
Retailer 11
-
€13,106 EUR
View
Retailer 12
-
€13,602 EUR
View
Price last confirmed 38 days ago
Retailer 13
-
€13,815 EUR
View
Price last confirmed 39 days ago
Retailer 14
-
€14,161 EUR
View
Price last confirmed 19 days ago
Retailer 15
-
€14,346 EUR
View
Price last confirmed 38 days ago
Retailer 16
-
€15,666 EUR
View
Price last confirmed 15 days ago
Retailer 17
-
€16,367 EUR
View
Price last confirmed 39 days ago
Most Expensive
MOH London
37689B423 · Oct 21
€18,140 EUR
£16,032 GBP
View
Price last confirmed 16 days ago
17 more retailers have this diamond
Prices start from €10,449 EURSave up to €2,657 EUR

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
€10,449 EUR