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Round|Natural|IGI

0.73ct D SI2 Round Natural Diamond

VG • D/SI2 • IGI 320839832

Certificate IGI 320839832

Diamond specifications and retailer prices

From $1,797 NZD
As of November 4, 2026
Save $2,953 NZD (62%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,750 NZD 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 D colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 320839832. Listed at 12 retailers as of November 4, 2026, with prices from $1,797 to $4,750, a $2,953 spread on the same certified stone. NZ Jewellers lists it at $4,750. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.73
Carat
D
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabIGI
CertificateIGI 320839832
Dimensions5.65 × 5.60 × 3.61 mm
L/W Ratio1.01
Top View
5.65 mm5.60 mm0.73 ctD / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceFaint
CertificateIGI 320839832
Side View
Table 59.5%CrownGirdle: ThickPavilionCulet: NoneDepth 64.1%

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: $4,750 NZD|Low: $1,797 NZD|High: $4,750 NZD|Avg: $2,539 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 12$1,797 NZD
Retailer 4$1,866 NZD
Retailer 7$1,948 NZD
Retailer 10$1,948 NZD
Retailer 8$2,023 NZD
Retailer 9$2,184 NZD
Retailer 11$2,247 NZD
Retailer 2$2,571 NZD
Retailer 5$2,706 NZD
Retailer 3$2,871 NZD
Retailer 6$3,561 NZD
NZ Jewellers$4,750 NZD

24 data points across 12 retailers

12 retailers$1,797 NZD to $4,750 NZD

A
Cheapest Retailer
-
$1,797 NZD
Final sale: no returns
A
Retailer 2
-
$1,866 NZD
View
Retailer 3
-
$1,948 NZD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$1,948 NZD
View
B+
Retailer 5
-
$2,023 NZD
View
B+
Retailer 6
-
$2,184 NZD
View
B+
Retailer 7
-
$2,247 NZD
View
B+
Retailer 8
-
$2,571 NZD
View
B
Retailer 9
-
$2,706 NZD
View
B
Retailer 10
-
$3,561 NZD
View
C
Retailer 11
-
$4,389 NZD
View
Most Expensive
C
NZ Jewellers
221566e1-620e-4e5c-87a5-f5c7b0b0fc38 · Nov 5
$4,750 NZD
$2,670 USD
View
11 more retailers have this diamond
Prices start from $1,797 NZDSave up to $2,953 NZD

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
$1,797 NZD