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Round|Natural|GIA

2.05ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2243008892

Certificate GIA 2243008892

Diamond specifications and retailer prices

From $17,668 AUD
As of November 5, 2026
Save $11,477 AUD (39%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $29,145 AUD at MOH London · As of November 4, 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 2243008892. Listed at 12 retailers as of November 4, 2026, with prices from $17,668 to $29,145, a $11,477 spread on the same certified stone. MOH London lists it at $29,145. 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 angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2243008892
Dimensions8.12 × 8.16 × 5.03 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Needle
Top View
8.12 mm8.16 mm2.05 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2243008892
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.8%

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 5
Current: $29,145 AUD|Low: $17,668 AUD|High: $36,518 AUD|Avg: $22,188 AUD|-2.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 5$17,668 AUD
Retailer 4$18,208 AUD
Retailer 8$19,643 AUD
Retailer 2$19,715 AUD
Retailer 3$20,249 AUD
Retailer 6$20,710 AUD
Retailer 10$21,910 AUD
Retailer 12$22,605 AUD
Retailer 9$23,496 AUD
Retailer 11$24,113 AUD
Retailer 7$26,509 AUD
MOH London$29,145 AUD

23 data points across 12 retailers

12 retailers$17,668 AUD to $29,145 AUD

A
Cheapest Retailer
-
$17,668 AUD
B+
Retailer 2
-
$18,208 AUD
View
B+
Retailer 3
-
$19,643 AUD
View
B+
Retailer 4
-
$19,715 AUD
View
B+
Retailer 5
-
$20,249 AUD
View
B+
Retailer 6
-
$20,710 AUD
View
B+
Retailer 7
-
$21,910 AUD
View
B+
Retailer 8
-
$22,605 AUD
View
B+
Retailer 9
-
$23,496 AUD
View
B
Retailer 10
-
$24,113 AUD
View
B
Retailer 11
-
$26,509 AUD
View
Most Expensive
B
MOH London
112930BCE · Nov 4
$29,145 AUD
£16,065 GBP
View
11 more retailers have this diamond
Prices start from $17,668 AUDSave up to $11,477 AUD

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
$17,668 AUD