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Round|Natural|IGI

1.60ct J I1 Round Natural Diamond

EX • J/I1 • IGI 713504194

Shape and cutting style on the report: Round brilliant

Certificate IGI 713504194

Diamond specifications and retailer prices

From £1,607 GBP
$2,153 USD
As of October 30, 2026
Save £2,111 GBP (57%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,718 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.6ct natural round diamond

This 1.6ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 713504194. Listed at 8 retailers as of October 30, 2026, with prices from £1,607 to £3,718, a £2,111 spread on the same certified stone. NZ Jewellers lists it at £3,718. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.1°
OriginNatural
Grading LabIGI
CertificateIGI 713504194
Dimensions7.42 × 7.49 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.42 mm7.49 mm1.60 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 713504194
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.1%

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: Oct 30
Current: £2,222 GBP|Low: £1,078 GBP|High: £2,222 GBP|Avg: £1,713 GBP|+2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 5£1,078 GBP
Retailer 3£1,607 GBP
Retailer 4£1,826 GBP
Retailer 2£1,873 GBP
Retailer 1£2,222 GBP

16 data points across 5 retailers

8 retailers£1,607 GBP to £3,718 GBP

A
Cheapest Retailer
-
£1,607 GBP
$2,153 USD
Retailer 2
-
£1,779 GBP
$2,383 USD
View
Price last confirmed 17 days ago
B+
Retailer 3
-
£1,779 GBP
$2,383 USD
View
B+
Retailer 4
-
£1,861 GBP
$2,493 USD
View
B+
Retailer 5
-
£1,873 GBP
$2,509 USD
View
B+
Retailer 6
-
£2,052 GBP
$2,750 USD
View
B+
Retailer 7
-
£2,222 GBP
€2,835 EUR
View
Most Expensive
B
NZ Jewellers
e65653e4-64c1-46dd-af6a-bf5da1b2cc6f · Oct 30
£3,718 GBP
$4,982 USD
View
7 more retailers have this diamond
Prices start from £1,607 GBPSave up to £2,111 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
1.60ct Round
£1,607 GBP