Round|Natural|GIA

2.05ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7542428746

Certificate GIA 7542428746

Diamond specifications and retailer prices

From $21,732 AUD
As of November 5, 2026
18 retailers carry this diamond
Most expensive: $27,505 AUD at MOH London · As of October 29, 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 7542428746. Listed at 18 retailers as of November 5, 2026. 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
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7542428746
Dimensions8.05 × 8.09 × 5.03 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
8.05 mm8.09 mm2.05 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7542428746
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.4%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: $27,505 AUD|Low: $15,706 AUD|High: $28,428 AUD|Avg: $19,905 AUD|-3.0%
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
November 5, 2026
Retailer 6$15,706 AUD
Retailer 3$16,688 AUD
Retailer 8$16,786 AUD
Retailer 10$17,175 AUD
Retailer 5$17,242 AUD
Retailer 13$17,383 AUD
Retailer 12$17,646 AUD
Retailer 7$18,271 AUD
Retailer 14$18,469 AUD
Retailer 4$18,730 AUD
Retailer 9$19,395 AUD
Retailer 11$21,110 AUD
Retailer 2$21,732 AUD
Retailer 15$21,952 AUD
Retailer 17$22,605 AUD
Retailer 16$24,092 AUD
MOH London$27,505 AUD

21 data points across 17 retailers

18 retailers

Retailer 1
-
$15,706 AUD
Price last confirmed 9 days ago
Retailer 2
-
$16,688 AUD
View
Price last confirmed 10 days ago
Retailer 3
-
$17,175 AUD
View
Price last confirmed 8 days ago
Retailer 4
-
$17,242 AUD
View
Price last confirmed 9 days ago
Retailer 5
-
$17,383 AUD
View
Price last confirmed 9 days ago
Retailer 6
-
$17,646 AUD
View
Price last confirmed 9 days ago
Retailer 7
-
$17,806 AUD
View
Price last confirmed 9 days ago
Retailer 8
-
$18,271 AUD
View
Price last confirmed 9 days ago
Retailer 9
-
$18,469 AUD
View
Price last confirmed 9 days ago
Retailer 10
-
$19,395 AUD
View
Price last confirmed 21 days ago
Retailer 11
-
$19,490 AUD
View
Price last confirmed 33 days ago
Retailer 12
-
$21,110 AUD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$21,732 AUD
View
Retailer 14
-
$21,952 AUD
View
Price last confirmed 10 days ago
Retailer 15
-
$22,605 AUD
View
Price last confirmed 11 days ago
Retailer 16
-
$24,092 AUD
View
Price last confirmed 10 days ago
Retailer 17
-
$25,814 AUD
View
Price last confirmed 41 days ago
Most Expensive
MOH London
44C7CA876 · Oct 29
$27,505 AUD
£15,161 GBP
View
Price last confirmed 8 days ago
17 more retailers have this diamond
Prices start from $21,732 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.

B+
2.05ct Round
$21,732 AUD