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Round|Natural|GIA

0.73ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 1505415925

Certificate GIA 1505415925

Diamond specifications and retailer prices

From $1,843 AUD
As of November 5, 2026
Save $1,387 AUD (43%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,230 AUD at Washington Diamond · As of November 6, 2026
View at Washington Diamond

About this 0.73ct natural round diamond

This 0.73ct natural round sits in the half to three-quarter carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1505415925. Listed at 11 retailers as of November 5, 2026, with prices from $1,843 to $3,230, a $1,387 spread on the same certified stone. Washington Diamond lists it at $3,230. 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

0.73
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1505415925
Dimensions5.78 × 5.74 × 3.57 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Culet sizeNone
Key to symbols
Twinning Wisp, Cloud, Feather
Top View
5.78 mm5.74 mm0.73 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1505415925
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.9%

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 5
Current: $1,843 AUD|Low: $1,834 AUD|High: $3,230 AUD|Avg: $2,565 AUD|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Washington Diamond
November 6, 2026
Retailer 1$1,843 AUD
Retailer 3$1,979 AUD
Retailer 5$2,826 AUD
Retailer 4$2,848 AUD
Retailer 2$3,135 AUD
Washington Diamond$3,230 AUD

27 data points across 6 retailers

11 retailers$1,843 AUD to $3,230 AUD

B+
Cheapest Retailer
-
$1,843 AUD
B+
Retailer 2
-
$1,979 AUD
View
B+
Retailer 3
-
$2,023 AUD
View
B
Retailer 4
-
$2,663 AUD
View
B
Retailer 5
-
$2,663 AUD
View
B
Retailer 6
-
$2,751 AUD
View
B
Retailer 7
-
$2,826 AUD
View
B
Retailer 8
-
$2,848 AUD
View
B
Retailer 9
-
$3,135 AUD
View
B
Retailer 10
-
$3,218 AUD
View
Most Expensive
B
Washington Diamond
1947486231 · Nov 6
$3,230 AUD
$2,219 USD
View
10 more retailers have this diamond
Prices start from $1,843 AUDSave up to $1,387 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+
0.73ct Round
$1,843 AUD