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Round|Natural|IGI

1.30ct J VS1 Round Natural Diamond

EX • J/VS1 • IGI 835613893

Shape and cutting style on the report: Round brilliant

Certificate IGI 835613893

Diamond specifications and retailer prices

From £1,617 GBP
As of November 6, 2026
Save £2,922 GBP (64%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £4,539 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 835613893. Listed at 19 retailers as of November 5, 2026, with prices from £1,617 to £4,539, a £2,922 spread on the same certified stone. NZ Jewellers lists it at £4,539. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 835613893
Dimensions7.04 × 7.09 × 4.30 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
7.04 mm7.09 mm1.30 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 835613893
Side View
Table 58.0%Crown 31.7°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 60.9%

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: £4,539 GBP|Low: £1,617 GBP|High: £4,682 GBP|Avg: £2,461 GBP|+15.6%
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£1,617 GBP
Retailer 4£1,964 GBP
Retailer 16£2,003 GBP
Retailer 7£2,006 GBP
Retailer 12£2,020 GBP
Retailer 10£2,141 GBP
Retailer 11£2,141 GBP
Retailer 3£2,171 GBP
Retailer 9£2,239 GBP
Retailer 13£2,277 GBP
Retailer 6£2,278 GBP
Retailer 14£2,326 GBP
Retailer 8£2,348 GBP
Retailer 15£2,375 GBP
Retailer 17£2,505 GBP
Retailer 18£2,514 GBP
Retailer 19£2,650 GBP
Retailer 5£3,658 GBP
NZ Jewellers£4,539 GBP

20 data points across 19 retailers

19 retailers£1,617 GBP to £4,539 GBP

A
Cheapest Retailer
-
£1,617 GBP
A
Retailer 2
-
£1,964 GBP
View
A
Retailer 3
-
£2,003 GBP
View
Final sale: no returns
A
Retailer 4
-
£2,006 GBP
View
A
Retailer 5
-
£2,020 GBP
View
A
Retailer 6
-
£2,141 GBP
View
A
Retailer 7
-
£2,141 GBP
View
A
Retailer 8
-
£2,171 GBP
View
Retailer 9
-
£2,239 GBP
View
Price last confirmed 8 days ago
A
Retailer 10
-
£2,277 GBP
View
A
Retailer 11
-
£2,278 GBP
View
A
Retailer 12
-
£2,326 GBP
View
A
Retailer 13
-
£2,348 GBP
View
A
Retailer 14
-
£2,375 GBP
View
B+
Retailer 15
-
£2,505 GBP
View
B+
Retailer 16
-
£2,514 GBP
View
B+
Retailer 17
-
£2,650 GBP
View
B
Retailer 18
-
£3,658 GBP
View
Most Expensive
B
NZ Jewellers
123e16c6-f628-46ec-bf4c-8b67f1086502 · Nov 5
£4,539 GBP
$6,109 USD
View
18 more retailers have this diamond
Prices start from £1,617 GBPSave up to £2,922 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
1.30ct Round
£1,617 GBP