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1.63ct J IF Round Natural Diamond

EX • J/IF • IGI 848662939

Shape and cutting style on the report: Round brilliant

Certificate IGI 848662939

Diamond specifications and retailer prices

From £3,437 GBP
$4,605 USD
As of October 31, 2026
Save £2,747 GBP (44%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £6,184 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.63ct natural round diamond

This 1.63ct 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 848662939. Listed at 4 retailers as of October 31, 2026, with prices from £3,437 to £6,184, a £2,747 spread on the same certified stone. MOH London lists it at £6,184. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 848662939
Dimensions7.48 × 7.51 × 4.68 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.48 mm7.51 mm1.63 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 848662939
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £6,184 GBP|Low: £3,437 GBP|High: £6,217 GBP|Avg: £4,544 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 4£3,437 GBP
Retailer 2£3,925 GBP
Retailer 3£4,393 GBP
MOH London£6,184 GBP

4 data points across 4 retailers

4 retailers£3,437 GBP to £6,184 GBP

A
Cheapest Retailer
-
£3,437 GBP
$4,605 USD
A
Retailer 2
-
£3,925 GBP
View
A
Retailer 3
-
£4,393 GBP
€5,606 EUR
View
Most Expensive
B
MOH London
F13E900D3 · Nov 1
£6,184 GBP
View
3 more retailers have this diamond
Prices start from £3,437 GBPSave up to £2,747 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
1.63ct Round
£3,437 GBP