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0.75ct H SI1 Round Natural Diamond

EX • H/SI1 • IGI 839656493

Shape and cutting style on the report: Round brilliant

Certificate IGI 839656493

Diamond specifications and retailer prices

From £657 GBP
As of November 1, 2026
Save £1,448 GBP (69%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,105 GBP at NZ Jewellers · As of November 5, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 839656493. Listed at 16 retailers as of November 1, 2026, with prices from £657 to £2,105, a £1,448 spread on the same certified stone. NZ Jewellers lists it at £2,105. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.75
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 839656493
Dimensions5.77 × 5.79 × 3.63 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
5.77 mm5.79 mm0.75 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 839656493
Side View
Table 58.0%Crown 35.5°Girdle: MediumPavilion 41.4°Culet: NoneDepth 62.9%

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 1
Current: £2,105 GBP|Low: £619 GBP|High: £2,105 GBP|Avg: £832 GBP
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
November 6, 2026
Retailer 7£619 GBP
Retailer 8£657 GBP
Retailer 6£671 GBP
Retailer 3£679 GBP
Retailer 16£697 GBP
Retailer 9£770 GBP
Retailer 4£770 GBP
Retailer 15£775 GBP
Retailer 14£788 GBP
Retailer 10£789 GBP
Retailer 11£806 GBP
Retailer 2£841 GBP
Retailer 17£885 GBP
Retailer 13£965 GBP
Retailer 12£1,002 GBP
Retailer 5£1,229 GBP
NZ Jewellers£2,105 GBP

13 data points across 17 retailers

16 retailers£657 GBP to £2,105 GBP

A
Cheapest Retailer
-
£657 GBP
A
Retailer 2
-
£671 GBP
View
A
Retailer 3
-
£679 GBP
View
A
Retailer 4
-
£697 GBP
View
Retailer 5
-
£770 GBP
View
Price last confirmed 11 days ago
A
Retailer 6
-
£770 GBP
View
A
Retailer 7
-
£775 GBP
View
A
Retailer 8
-
£788 GBP
View
A
Retailer 9
-
£789 GBP
View
A
Retailer 10
-
£806 GBP
View
A
Retailer 11
-
£841 GBP
View
A
Retailer 12
-
£885 GBP
View
B+
Retailer 13
-
£965 GBP
View
B+
Retailer 14
-
£1,002 GBP
View
B
Retailer 15
-
£1,229 GBP
View
Most Expensive
B
NZ Jewellers
a2938975-b5d7-4bea-a163-f28b7302cd5b · Nov 5
£2,105 GBP
$2,818 USD
View
15 more retailers have this diamond
Prices start from £657 GBPSave up to £1,448 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
£657 GBP