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Round|Natural|IGI

2.03ct F IF Round Natural Diamond

EX • F/IF • IGI 645474372

Shape and cutting style on the report: Round brilliant

Certificate IGI 645474372

Diamond specifications and retailer prices

From $42,173 AUD
As of November 6, 2026
Save $25,700 AUD (38%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $67,873 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 2.03ct natural round diamond

This 2.03ct natural round sits in the two to three carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 645474372. Listed at 10 retailers as of November 5, 2026, with prices from $42,173 to $67,873, a $25,700 spread on the same certified stone. Diamond Quarter lists it at $67,873. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

2.03
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 645474372
Dimensions8.03 × 8.08 × 5.04 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
8.03 mm8.08 mm2.03 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 645474372
Side View
Table 57.0%Crown 35.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.5%

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 6
Current: $42,728 AUD|Low: $42,173 AUD|High: $65,880 AUD|Avg: $48,260 AUD|-2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 6$42,173 AUD
Retailer 7$42,306 AUD
Retailer 1$42,728 AUD
Retailer 3$43,419 AUD
Retailer 8$44,522 AUD
Retailer 10$46,010 AUD
Retailer 9$48,309 AUD
Retailer 2$49,843 AUD
Retailer 4$50,181 AUD
Retailer 11$51,760 AUD
Retailer 5$64,922 AUD

41 data points across 11 retailers

10 retailers$42,173 AUD to $67,873 AUD

A
Cheapest Retailer
-
$42,173 AUD
Final sale: no returns
A
Retailer 2
-
$42,306 AUD
View
A
Retailer 3
-
$42,728 AUD
View
A
Retailer 4
-
$43,419 AUD
View
B+
Retailer 5
-
$48,309 AUD
View
B+
Retailer 6
-
$49,843 AUD
View
B+
Retailer 7
-
$50,181 AUD
View
B+
Retailer 8
-
$51,760 AUD
View
B+
Retailer 9
-
$64,922 AUD
View
Most Expensive
B
Diamond Quarter
2.03IFF64720150N · Nov 5
$67,873 AUD
£36,721 GBP
View
9 more retailers have this diamond
Prices start from $42,173 AUDSave up to $25,700 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
2.03ct Round
$42,173 AUD