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Oval|Natural|GIA

2.05ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 5231997278

Certificate GIA 5231997278

Diamond specifications and retailer prices

From $21,742 AUD
As of November 6, 2026
Save $17,241 AUD (44%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $38,984 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 2.05ct natural oval diamond

This 2.05ct natural oval sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5231997278. Listed at 13 retailers as of November 4, 2026, with prices from $21,742 to $38,984, a $17,241 spread on the same certified stone. MOH London lists it at $38,984. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5231997278
Dimensions10.55 × 7.00 × 4.11 mm
L/W Ratio1.51
Culet sizeNone
Top View
10.55 mm7.00 mm2.05 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5231997278
Side View
Table 56.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $38,984 AUD|Low: $21,742 AUD|High: $39,560 AUD|Avg: $28,504 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 7$21,742 AUD
Retailer 4$22,087 AUD
Retailer 3$25,801 AUD
Retailer 6$26,209 AUD
Retailer 8$26,897 AUD
Retailer 5$30,038 AUD
Retailer 2$30,197 AUD
MOH London$38,984 AUD

46 data points across 8 retailers

13 retailers$21,742 AUD to $38,984 AUD

B+
Cheapest Retailer
-
$21,742 AUD
B+
Retailer 2
-
$22,087 AUD
View
B+
Retailer 3
-
$23,492 AUD
View
B+
Retailer 4
-
$25,801 AUD
View
Retailer 5
-
$26,209 AUD
View
Price last confirmed 13 days ago
Retailer 6
-
$26,897 AUD
View
Price last confirmed 10 days ago
Retailer 7
-
$27,769 AUD
View
Price last confirmed 11 days ago
Retailer 8
-
$27,769 AUD
View
Price last confirmed 11 days ago
Retailer 9
-
$28,700 AUD
View
Price last confirmed 11 days ago
B
Retailer 10
-
$29,197 AUD
View
Retailer 11
-
$30,038 AUD
View
Price last confirmed 11 days ago
B
Retailer 12
-
$30,197 AUD
View
Most Expensive
B
MOH London
55220B0C8 · Nov 4
$38,984 AUD
£21,091 GBP
View
12 more retailers have this diamond
Prices start from $21,742 AUDSave up to $17,241 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 Oval
$21,742 AUD