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Round|Natural|IGI

0.82ct K I1 Round Natural Diamond

EX • K/I1 • IGI 638418233

Shape and cutting style on the report: Round brilliant

Certificate IGI 638418233

Diamond specifications and retailer prices

From £350 GBP
As of November 5, 2026
Save £992 GBP (74%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,342 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.82ct natural round diamond

This 0.82ct natural round sits in the just-under-one-carat band, graded K colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by IGI 638418233. Listed at 7 retailers as of November 5, 2026, with prices from £350 to £1,342, a £992 spread on the same certified stone. NZ Jewellers lists it at £1,342. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.82
Carat
K
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.1°
OriginNatural
Grading LabIGI
CertificateIGI 638418233
Dimensions5.98 × 6.01 × 3.71 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
5.98 mm6.01 mm0.82 ctK / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 638418233
Side View
Table 55.0%Crown 36.4°Girdle: THN-MEDPavilion 40.1°Culet: NoneDepth 61.9%

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: £469 GBP|Low: £383 GBP|High: £504 GBP|Avg: £465 GBP|+1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 2£386 GBP
Retailer 1£469 GBP
Retailer 3£502 GBP
Retailer 4£504 GBP

20 data points across 4 retailers

7 retailers£350 GBP to £1,342 GBP

A
Cheapest Retailer
-
£350 GBP
B+
Retailer 2
-
£377 GBP
View
Retailer 3
-
£377 GBP
View
Price last confirmed 8 days ago
B+
Retailer 4
-
£404 GBP
View
B+
Retailer 5
-
£469 GBP
View
B+
Retailer 6
-
£502 GBP
View
Most Expensive
C
NZ Jewellers
cf9ddb22-1a22-47a5-afef-5632bbb82456 · Nov 5
£1,342 GBP
$1,806 USD
View
6 more retailers have this diamond
Prices start from £350 GBPSave up to £992 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
0.82ct Round
£350 GBP