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Round|Natural|IGI

1.20ct J VVS1 Round Natural Diamond

EX • J/VVS1 • IGI 835613930

Shape and cutting style on the report: Round brilliant

Certificate IGI 835613930

Diamond specifications and retailer prices

From £1,715 GBP
As of November 6, 2026
Save £2,294 GBP (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £4,009 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI 835613930. Listed at 18 retailers as of November 5, 2026, with prices from £1,715 to £4,009, a £2,294 spread on the same certified stone. NZ Jewellers lists it at £4,009. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
J
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 835613930
Dimensions6.70 × 6.73 × 4.24 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
6.70 mm6.73 mm1.20 ctJ / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 835613930
Side View
Table 60.0%Crown 36.3°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.2%

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 6
Current: £4,009 GBP|Low: £1,715 GBP|High: £4,009 GBP|Avg: £2,447 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 2£1,715 GBP
Retailer 8£2,061 GBP
Retailer 12£2,096 GBP
Retailer 10£2,123 GBP
Retailer 7£2,191 GBP
Retailer 4£2,200 GBP
Retailer 5£2,236 GBP
Retailer 3£2,301 GBP
Retailer 11£2,301 GBP
Retailer 18£2,390 GBP
Retailer 19£2,392 GBP
Retailer 9£2,407 GBP
Retailer 16£2,411 GBP
Retailer 13£2,519 GBP
Retailer 14£2,642 GBP
Retailer 6£2,655 GBP
Retailer 15£2,809 GBP
Retailer 17£3,838 GBP
NZ Jewellers£4,009 GBP

8 data points across 19 retailers

18 retailers£1,715 GBP to £4,009 GBP

A
Cheapest Retailer
-
£1,715 GBP
A
Retailer 2
-
£2,061 GBP
View
A
Retailer 3
-
£2,096 GBP
View
B+
Retailer 4
-
£2,191 GBP
View
B+
Retailer 5
-
£2,200 GBP
View
B+
Retailer 6
-
£2,236 GBP
View
Retailer 7
-
£2,301 GBP
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£2,301 GBP
View
B+
Retailer 9
-
£2,390 GBP
View
B+
Retailer 10
-
£2,392 GBP
View
B+
Retailer 11
-
£2,407 GBP
View
B+
Retailer 12
-
£2,411 GBP
View
B+
Retailer 13
-
£2,519 GBP
View
B+
Retailer 14
-
£2,642 GBP
View
B+
Retailer 15
-
£2,655 GBP
View
B
Retailer 16
-
£2,809 GBP
View
B
Retailer 17
-
£3,838 GBP
View
Most Expensive
B
NZ Jewellers
7df37bd3-e494-4c9b-9449-0007b0d6cff4 · Nov 5
£4,009 GBP
$5,396 USD
View
17 more retailers have this diamond
Prices start from £1,715 GBPSave up to £2,294 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
1.20ct Round
£1,715 GBP