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Round|Natural|IGI

1.60ct J IF Round Natural Diamond

EX • J/IF • IGI 600302594

Shape and cutting style on the report: Round brilliant

Certificate IGI 600302594

Diamond specifications and retailer prices

From £2,881 GBP
₹367,580 INR
As of October 31, 2026
Save £1,358 GBP (32%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £4,238 GBP at 77 Diamonds · As of November 1, 2026
View at 77 Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 600302594. Listed at 3 retailers as of October 31, 2026, with prices from £2,881 to £4,238, a £1,358 spread on the same certified stone. 77 Diamonds lists it at £4,238. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 600302594
Dimensions7.36 × 7.42 × 4.68 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.36 mm7.42 mm1.60 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateIGI 600302594
Side View
Table 59.0%Crown 36.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £4,238 GBP|Low: £2,867 GBP|High: £4,280 GBP|Avg: £3,709 GBP|+1.8%
77 Diamonds
Retailer 2
Retailer 3
November 1, 2026
Retailer 3£2,881 GBP
Retailer 2£4,040 GBP
77 Diamonds£4,238 GBP

45 data points across 3 retailers

3 retailers£2,881 GBP to £4,238 GBP

A
Cheapest Retailer
-
£2,881 GBP
₹367,580 INR
A
Retailer 2
-
£4,040 GBP
€5,156 EUR
View
Most Expensive
A
77 Diamonds
RBCPAPD8ZHCM · Nov 1
£4,238 GBP
View
2 more retailers have this diamond
Prices start from £2,881 GBPSave up to £1,358 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
£2,881 GBP