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Round|Natural|IGI

0.72ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 659448311

Shape and cutting style on the report: Round brilliant

Certificate IGI 659448311

Diamond specifications and retailer prices

From £476 GBP
As of November 6, 2026
Save £487 GBP (51%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,311 GBP at NZ Jewellers · As of October 6, 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 659448311. Listed at 12 retailers as of November 4, 2026, with a 102% 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

0.72
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 659448311
Dimensions5.65 × 5.68 × 3.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
5.65 mm5.68 mm0.72 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 659448311
Side View
Table 56.0%Crown 36.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.3%

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 6
Current: £524 GBP|Low: £464 GBP|High: £976 GBP|Avg: £595 GBP|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8£467 GBP
Retailer 7£476 GBP
Retailer 2£516 GBP
Retailer 4£519 GBP
Retailer 1£524 GBP
Retailer 9£549 GBP
Retailer 3£615 GBP
Retailer 5£623 GBP
Retailer 6£963 GBP

36 data points across 9 retailers

12 retailers£476 GBP to £963 GBP

Retailer 1
-
£418 GBP
Price last confirmed 45 days ago
A
Retailer 2
-
£476 GBP
View
Retailer 3
-
£482 GBP
View
Price last confirmed 44 days ago
B+
Retailer 4
-
£516 GBP
View
A
Retailer 5
-
£519 GBP
View
A
Retailer 6
-
£524 GBP
View
Retailer 7
-
£549 GBP
View
Price last confirmed 9 days ago
B+
Retailer 8
-
£615 GBP
View
B+
Retailer 9
-
£623 GBP
View
B
Retailer 10
-
£963 GBP
View
Retailer 11
-
£1,311 GBP
View
Price last confirmed 42 days ago
Most Expensive
NZ Jewellers
bc04cfab-ece6-4d53-a18a-297765d710b6 · Oct 6
£1,311 GBP
$1,764 USD
View
Price last confirmed 31 days ago
11 more retailers have this diamond
Prices start from £476 GBPSave up to £487 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
£476 GBP