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Round|Natural|IGI

0.90ct J I1 Round Natural Diamond

EX • J/I1 • IGI 651459944

Shape and cutting style on the report: Round brilliant

Certificate IGI 651459944

Diamond specifications and retailer prices

From £446 GBP
₹56,977 INR
As of November 1, 2026
Save £1,448 GBP (76%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,895 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.9ct natural round diamond

This 0.9ct natural round sits in the just-under-one-carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 651459944. Listed at 8 retailers as of October 30, 2026, with prices from £446 to £1,895, a £1,448 spread on the same certified stone. NZ Jewellers lists it at £1,895. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.90
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 651459944
Dimensions6.19 × 6.23 × 3.83 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.19 mm6.23 mm0.90 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 651459944
Side View
Table 59.0%Crown 33.2°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.8%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: £1,895 GBP|Low: £445 GBP|High: £1,895 GBP|Avg: £813 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2£446 GBP
Retailer 6£605 GBP
Retailer 7£605 GBP
Retailer 4£613 GBP
Retailer 5£628 GBP
Retailer 8£697 GBP
Retailer 3£850 GBP
Retailer 9£873 GBP
NZ Jewellers£1,895 GBP

41 data points across 9 retailers

8 retailers£446 GBP to £1,895 GBP

A
Cheapest Retailer
-
£446 GBP
₹56,977 INR
B+
Retailer 2
-
£605 GBP
$810 USD
View
B+
Retailer 3
-
£605 GBP
$810 USD
View
B+
Retailer 4
-
£613 GBP
$821 USD
View
B+
Retailer 5
-
£628 GBP
$841 USD
View
B+
Retailer 6
-
£697 GBP
$934 USD
View
B
Retailer 7
-
£850 GBP
€1,085 EUR
View
Most Expensive
C
NZ Jewellers
08b3d603-d6c1-4613-8823-43dd39bab575 · Oct 30
£1,895 GBP
$2,539 USD
View
7 more retailers have this diamond
Prices start from £446 GBPSave up to £1,448 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
0.90ct Round
£446 GBP