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Round|Natural|GIA

0.73ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6491189340

Certificate GIA 6491189340

Diamond specifications and retailer prices

From $2,887 NZD
As of November 5, 2026
Save $3,355 NZD (54%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $8,713 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 top-tier cut grade and certified by GIA 6491189340. Listed at 19 retailers as of November 4, 2026, with a 116% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6491189340
Dimensions5.83 × 5.81 × 3.53 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
5.83 mm5.81 mm0.73 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6491189340
Side View
Table 59.0%Crown 32°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 60.7%

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: $8,713 NZD|Low: $2,490 NZD|High: $8,713 NZD|Avg: $4,588 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5$2,989 NZD
Retailer 7$3,236 NZD
Retailer 6$3,385 NZD
Retailer 8$3,734 NZD
Retailer 2$3,834 NZD
Retailer 3$4,520 NZD
Retailer 4$6,242 NZD
NZ Jewellers$8,713 NZD

40 data points across 8 retailers

19 retailers$2,887 NZD to $6,242 NZD

B+
Cheapest Retailer
-
$2,887 NZD
B+
Retailer 2
-
$2,949 NZD
View
B+
Retailer 3
-
$2,989 NZD
View
Final sale: no returns
B+
Retailer 4
-
$3,056 NZD
View
B+
Retailer 5
-
$3,122 NZD
View
Retailer 6
-
$3,236 NZD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$3,236 NZD
View
B
Retailer 8
-
$3,385 NZD
View
B
Retailer 9
-
$3,734 NZD
View
B
Retailer 10
-
$3,789 NZD
View
B
Retailer 11
-
$3,789 NZD
View
B
Retailer 12
-
$3,834 NZD
View
B
Retailer 13
-
$3,914 NZD
View
B
Retailer 14
-
$4,077 NZD
View
B
Retailer 15
-
$4,109 NZD
View
B
Retailer 16
-
$4,520 NZD
View
B
Retailer 17
-
$4,792 NZD
View
B
Retailer 18
-
$6,242 NZD
View
Most Expensive
NZ Jewellers
aef735d3-74c7-48ed-9fb5-71570f84fdda · Nov 5
$8,713 NZD
$4,898 USD
View
Price under review
18 more retailers have this diamond
Prices start from $2,887 NZDSave up to $3,355 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.

B+
0.73ct Round
$2,887 NZD