Round|Natural|IGI

0.73ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 723506159

Shape and cutting style on the report: Round brilliant

Certificate IGI 723506159

Diamond specifications and retailer prices

From $634 USD
As of October 30, 2026
8 retailers carry this diamond
Most expensive: $1,888 USD at NZ Jewellers · As of October 30, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 723506159. Listed at 8 retailers as of October 30, 2026. 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
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 723506159
Dimensions5.66 × 5.69 × 3.60 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
5.66 mm5.69 mm0.73 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 723506159
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,888 USD|Low: $493 USD|High: $1,888 USD|Avg: $809 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 9$493 USD
Retailer 6$530 USD
Retailer 2$622 USD
Retailer 10$634 USD
Retailer 12$662 USD
Retailer 3$694 USD
Retailer 8$704 USD
Retailer 11$740 USD
Retailer 7$745 USD
Retailer 4$788 USD
Retailer 5$1,143 USD
NZ Jewellers$1,888 USD

26 data points across 12 retailers

8 retailers

Retailer 1
-
$493 USD
Price last confirmed 9 days ago
Retailer 2
-
$530 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$622 USD
View
Price last confirmed 7 days ago
B+
Retailer 4
-
$634 USD
View
Retailer 5
-
$740 USD
View
Price last confirmed 9 days ago
Retailer 6
-
$745 USD
View
Price last confirmed 6 days ago
Retailer 7
-
$1,143 USD
View
Price last confirmed 8 days ago
Most Expensive
NZ Jewellers
ec9fe24f-0e7b-4e22-9804-3b90bab89031 · Oct 30
$1,888 USD
View
Price last confirmed 7 days ago
7 more retailers have this diamond
Prices start from $634 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
$634 USD