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Round|Natural|IGI

0.72ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 733581163

Shape and cutting style on the report: Round brilliant

Certificate IGI 733581163

Diamond specifications and retailer prices

From £439 GBP
As of November 5, 2026
Save £938 GBP (68%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,378 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.72ct natural round diamond

This 0.72ct 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 733581163. Listed at 11 retailers as of November 5, 2026, with prices from £439 to £1,378, a £938 spread on the same certified stone. NZ Jewellers lists it at £1,378. 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

0.72
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 733581163
Dimensions5.71 × 5.75 × 3.56 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Light Yellowish Green
Top View
5.71 mm5.75 mm0.72 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 733581163
Side View
Table 60.0%Crown 35.9°Girdle: THN-MEDPavilion 41.7°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £542 GBP|Low: £485 GBP|High: £1,026 GBP|Avg: £618 GBP|+2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 6£485 GBP
Retailer 7£537 GBP
Retailer 8£537 GBP
Retailer 1£542 GBP
Retailer 5£583 GBP
Retailer 2£646 GBP
Retailer 3£655 GBP
Retailer 4£1,013 GBP

32 data points across 8 retailers

11 retailers£439 GBP to £1,378 GBP

A
Cheapest Retailer
-
£439 GBP
Retailer 2
-
£473 GBP
View
Price last confirmed 8 days ago
A
Retailer 3
-
£473 GBP
View
B+
Retailer 4
-
£507 GBP
View
B+
Retailer 5
-
£537 GBP
View
B+
Retailer 6
-
£542 GBP
View
B+
Retailer 7
-
£583 GBP
View
B+
Retailer 8
-
£646 GBP
View
B+
Retailer 9
-
£655 GBP
View
B
Retailer 10
-
£1,013 GBP
View
Most Expensive
C
NZ Jewellers
35c82e6a-1527-4a94-8487-04a58f0d4a61 · Nov 5
£1,378 GBP
$1,854 USD
View
10 more retailers have this diamond
Prices start from £439 GBPSave up to £938 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.

A
0.72ct Round
£439 GBP