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Round|Natural|IGI

0.75ct J I1 Round Natural Diamond

EX • J/I1 • IGI 648404635

Shape and cutting style on the report: Round brilliant

Certificate IGI 648404635

Diamond specifications and retailer prices

From £366 GBP
$490 USD
As of October 31, 2026
Save £1,037 GBP (74%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,403 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.75ct natural round diamond

This 0.75ct natural round sits in the just-under-one-carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 648404635. Listed at 9 retailers as of October 30, 2026, with prices from £366 to £1,403, a £1,037 spread on the same certified stone. NZ Jewellers lists it at £1,403. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.75
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 648404635
Dimensions5.80 × 5.84 × 3.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
5.80 mm5.84 mm0.75 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 648404635
Side View
Table 62.0%Crown 35.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £548 GBP|Low: £394 GBP|High: £550 GBP|Avg: £481 GBP|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 2£394 GBP
Retailer 3£406 GBP
Retailer 4£532 GBP
Retailer 1£548 GBP

21 data points across 4 retailers

9 retailers£366 GBP to £1,403 GBP

Retailer 1
-
£366 GBP
$490 USD
Price last confirmed 25 days ago
A
Retailer 2
-
£366 GBP
$490 USD
View
Retailer 3
-
£394 GBP
$528 USD
View
Price last confirmed 33 days ago
B+
Retailer 4
-
£394 GBP
$528 USD
View
Retailer 5
-
£422 GBP
$566 USD
View
Price last confirmed 33 days ago
B+
Retailer 6
-
£422 GBP
$566 USD
View
B+
Retailer 7
-
£548 GBP
€699 EUR
View
Retailer 8
-
£1,403 GBP
$1,880 USD
View
Price last confirmed 36 days ago
Most Expensive
C
NZ Jewellers
b45c29c2-5ba4-456a-a259-2c2da4a99bca · Oct 30
£1,403 GBP
$1,880 USD
View
8 more retailers have this diamond
Prices start from £366 GBPSave up to £1,037 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
0.75ct Round
£366 GBP