Round|Natural|IGI

0.73ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 732538804

Shape and cutting style on the report: Round brilliant

Certificate IGI 732538804

Diamond specifications and retailer prices

From £486 GBP
As of October 30, 2026
8 retailers carry this diamond
Most expensive: £1,201 GBP 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 732538804. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 732538804
Dimensions5.72 × 5.69 × 3.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
5.72 mm5.69 mm0.73 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 732538804
Side View
Table 58.0%Crown 36°Girdle: MediumPavilion 41.5°Culet: NoneDepth 63.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: £1,201 GBP|Low: £383 GBP|High: £1,201 GBP|Avg: £582 GBP
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 31, 2026
Retailer 9£383 GBP
Retailer 7£412 GBP
Retailer 4£418 GBP
Retailer 5£484 GBP
Retailer 10£486 GBP
Retailer 12£492 GBP
Retailer 3£516 GBP
Retailer 8£546 GBP
Retailer 11£575 GBP
Retailer 2£576 GBP
Retailer 6£889 GBP
NZ Jewellers£1,201 GBP

29 data points across 12 retailers

8 retailers

Retailer 1
-
£383 GBP
Price last confirmed 9 days ago
Retailer 2
-
£412 GBP
View
Price last confirmed 8 days ago
Retailer 3
-
£484 GBP
View
Price last confirmed 7 days ago
B+
Retailer 4
-
£486 GBP
View
Retailer 5
-
£575 GBP
View
Price last confirmed 9 days ago
Retailer 6
-
£576 GBP
View
Price last confirmed 6 days ago
Retailer 7
-
£889 GBP
View
Price last confirmed 8 days ago
Most Expensive
NZ Jewellers
8cd7be7e-6d00-45ec-8bbd-b0c4fba6a16f · Oct 30
£1,201 GBP
$1,617 USD
View
Price last confirmed 7 days ago
7 more retailers have this diamond
Prices start from £486 GBP

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
£486 GBP