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Round|Natural|IGI

1.23ct J VVS2 Round Natural Diamond

EX • J/VVS2 • IGI 632481344

Shape and cutting style on the report: Round brilliant

Certificate IGI 632481344

Diamond specifications and retailer prices

From £1,563 GBP
As of November 4, 2026
Save £1,461 GBP (48%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £3,761 GBP at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 1.23ct natural round diamond

This 1.23ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI 632481344. Listed at 18 retailers as of November 4, 2026, with a 93% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
J
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 632481344
Dimensions6.81 × 6.85 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.81 mm6.85 mm1.23 ctJ / VVS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 632481344
Side View
Table 57.0%Crown 35.9°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.3%

Caratlytics Score

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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 4
Current: £1,986 GBP|Low: £1,563 GBP|High: £3,190 GBP|Avg: £2,046 GBP|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 5£1,563 GBP
Retailer 7£1,586 GBP
Retailer 8£1,625 GBP
Retailer 4£1,902 GBP
Retailer 1£1,986 GBP
Retailer 2£2,112 GBP
Retailer 3£2,146 GBP
Retailer 6£3,024 GBP

36 data points across 8 retailers

18 retailers£1,563 GBP to £3,024 GBP

A
Cheapest Retailer
-
£1,563 GBP
A
Retailer 2
-
£1,586 GBP
View
A
Retailer 3
-
£1,625 GBP
View
Retailer 4
-
£1,708 GBP
View
Price last confirmed 102 days ago
Retailer 5
-
£1,753 GBP
View
Price last confirmed 56 days ago
Retailer 6
-
£1,753 GBP
View
Price last confirmed 44 days ago
Retailer 7
-
£1,799 GBP
View
Price last confirmed 21 days ago
Retailer 8
-
£1,799 GBP
View
Price last confirmed 19 days ago
A
Retailer 9
-
£1,902 GBP
View
A
Retailer 10
-
£1,986 GBP
View
Retailer 11
-
£2,023 GBP
View
Price last confirmed 60 days ago
Retailer 12
-
£2,023 GBP
View
Price last confirmed 45 days ago
A
Retailer 13
-
£2,112 GBP
View
A
Retailer 14
-
£2,146 GBP
View
B
Retailer 15
-
£3,024 GBP
View
Retailer 16
-
£3,666 GBP
View
Price last confirmed 57 days ago
Retailer 17
-
£3,666 GBP
View
Price last confirmed 46 days ago
Most Expensive
NZ Jewellers
46b2b548-0448-454a-a40a-57b2a728fe8d · Oct 17
£3,761 GBP
$5,062 USD
View
Price last confirmed 20 days ago
17 more retailers have this diamond
Prices start from £1,563 GBPSave up to £1,461 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
1.23ct Round
£1,563 GBP