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Round|Natural|GIA

2.03ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 1563122457

Certificate GIA 1563122457

Diamond specifications and retailer prices

From $29,737 AUD
As of November 4, 2026
Save $14,050 AUD (32%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $43,787 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 2.03ct natural round diamond

This 2.03ct natural round sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1563122457. Listed at 8 retailers as of November 4, 2026, with prices from $29,737 to $43,787, a $14,050 spread on the same certified stone. MOH London lists it at $43,787. 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

2.03
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1563122457
Dimensions8.06 × 8.01 × 5.00 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Pinpoint
Top View
8.06 mm8.01 mm2.03 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563122457
Side View
Table 58.0%Crown 36°Girdle: STK-STKPavilion 40.6°Culet: NoneDepth 62.2%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $43,787 AUD|Low: $23,203 AUD|High: $49,772 AUD|Avg: $31,544 AUD|+5.0%
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 4, 2026
Retailer 4$23,203 AUD
Retailer 3$24,400 AUD
Retailer 14$25,589 AUD
Retailer 15$27,609 AUD
Retailer 8$29,007 AUD
Retailer 10$29,281 AUD
Retailer 2$29,737 AUD
Retailer 12$30,136 AUD
Retailer 11$30,263 AUD
Retailer 17$30,558 AUD
Retailer 5$30,860 AUD
Retailer 9$31,551 AUD
Retailer 6$32,184 AUD
Retailer 16$32,640 AUD
Retailer 13$36,851 AUD
MOH London$43,787 AUD
Retailer 7$49,772 AUD

15 data points across 17 retailers

8 retailers$29,737 AUD to $43,787 AUD

Retailer 1
-
$23,203 AUD
Price last confirmed 44 days ago
Retailer 2
-
$29,281 AUD
View
Price last confirmed 33 days ago
B+
Retailer 3
-
$29,737 AUD
View
Final sale: no returns
B+
Retailer 4
-
$30,263 AUD
View
Retailer 5
-
$34,181 AUD
View
Price last confirmed 45 days ago
Retailer 6
-
$35,495 AUD
View
Price last confirmed 45 days ago
Retailer 7
-
$40,495 AUD
View
Price last confirmed 48 days ago
Most Expensive
B
MOH London
6B59C1C35 · Nov 4
$43,787 AUD
£24,136 GBP
View
7 more retailers have this diamond
Prices start from $29,737 AUDSave up to $14,050 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+
2.03ct Round
$29,737 AUD