Round|Natural|GIA

0.73ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6512709428

Certificate GIA 6512709428

Diamond specifications and retailer prices

From $1,605 USD
As of November 4, 2026
Save $1,992 USD (55%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,305 USD 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 6512709428. Listed at 18 retailers as of November 4, 2026, with a 124% 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6512709428
Dimensions5.76 × 5.74 × 3.59 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
5.76 mm5.74 mm0.73 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512709428
Side View
Table 57.0%Crown 35.5°Girdle: ThickPavilion 41°Culet: NoneDepth 62.4%

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 4
Current: $4,305 USD|Low: $1,605 USD|High: $4,305 USD|Avg: $2,451 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5$1,605 USD
Retailer 8$1,676 USD
Retailer 6$1,700 USD
Retailer 9$1,865 USD
Retailer 7$1,951 USD
Retailer 2$2,223 USD
Retailer 3$2,608 USD
Retailer 4$3,597 USD
NZ Jewellers$4,305 USD

43 data points across 9 retailers

18 retailers$1,605 USD to $3,597 USD

B+
Cheapest Retailer
-
$1,605 USD
B+
Retailer 2
-
$1,664 USD
View
B+
Retailer 3
-
$1,676 USD
View
B+
Retailer 4
-
$1,700 USD
View
B+
Retailer 5
-
$1,759 USD
View
Retailer 6
-
$1,865 USD
View
Price last confirmed 8 days ago
B
Retailer 7
-
$1,865 USD
View
B
Retailer 8
-
$1,951 USD
View
B
Retailer 9
-
$2,152 USD
View
B
Retailer 10
-
$2,180 USD
View
B
Retailer 11
-
$2,180 USD
View
B
Retailer 12
-
$2,223 USD
View
B
Retailer 13
-
$2,250 USD
View
B
Retailer 14
-
$2,351 USD
View
B
Retailer 15
-
$2,369 USD
View
B
Retailer 16
-
$2,608 USD
View
B
Retailer 17
-
$3,597 USD
View
Most Expensive
NZ Jewellers
7c672a3c-fc1f-4e41-9860-7210a1a437eb · Nov 5
$4,305 USD
View
Price under review
17 more retailers have this diamond
Prices start from $1,605 USDSave up to $1,992 USD

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
$1,605 USD