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Round|Natural|IGI

0.73ct H SI2 Round Natural Diamond

EX • H/SI2 • IGI 320839876

Certificate IGI 320839876

Diamond specifications and retailer prices

From $1,156 AUD
As of November 4, 2026
Save $2,770 AUD (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,926 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.73ct natural round diamond

This 0.73ct natural round sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 320839876. Listed at 13 retailers as of November 4, 2026, with prices from $1,156 to $3,926, a $2,770 spread on the same certified stone. NZ Jewellers lists it at $3,926. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 320839876
Dimensions5.70 × 5.65 × 3.57 mm
L/W Ratio1.01
Top View
5.70 mm5.65 mm0.73 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 320839876
Side View
Table 58.0%CrownGirdle: ThickPavilionCulet: NoneDepth 62.8%

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 4
Current: $3,926 AUD|Low: $1,156 AUD|High: $3,926 AUD|Avg: $1,685 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 13$1,156 AUD
Retailer 8$1,251 AUD
Retailer 11$1,251 AUD
Retailer 4$1,267 AUD
Retailer 9$1,300 AUD
Retailer 5$1,371 AUD
Retailer 10$1,441 AUD
Retailer 12$1,444 AUD
Retailer 2$1,651 AUD
Retailer 6$1,754 AUD
Retailer 3$1,837 AUD
Retailer 7$2,288 AUD
NZ Jewellers$3,926 AUD

23 data points across 13 retailers

13 retailers$1,156 AUD to $3,926 AUD

A
Cheapest Retailer
-
$1,156 AUD
Final sale: no returns
Retailer 2
-
$1,251 AUD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$1,251 AUD
View
A
Retailer 4
-
$1,267 AUD
View
B+
Retailer 5
-
$1,300 AUD
View
B+
Retailer 6
-
$1,371 AUD
View
B+
Retailer 7
-
$1,441 AUD
View
B+
Retailer 8
-
$1,444 AUD
View
B+
Retailer 9
-
$1,651 AUD
View
B+
Retailer 10
-
$1,754 AUD
View
B
Retailer 11
-
$2,288 AUD
View
B
Retailer 12
-
$3,203 AUD
View
Most Expensive
C
NZ Jewellers
fd23bb3f-9f94-4dec-973f-5fca335f01e2 · Nov 5
$3,926 AUD
$2,748 USD
View
12 more retailers have this diamond
Prices start from $1,156 AUDSave up to $2,770 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
0.73ct Round
$1,156 AUD