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Heart|Natural|IGI

1.06ct G SI2 Heart Natural Diamond

VG • G/SI2 • IGI 801638041

Shape and cutting style on the report: Heart brilliant

Certificate IGI 801638041

Diamond specifications and retailer prices

From £755 GBP
As of November 4, 2026
Save £1,129 GBP (60%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,883 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.06ct natural heart diamond

This 1.06ct natural heart sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 801638041. Listed at 10 retailers as of November 4, 2026, with prices from £755 to £1,883, a £1,129 spread on the same certified stone. NZ Jewellers lists it at £1,883. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.06
Carat
G
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceStrong
Crown angle36°
Pavilion angle42.7°
OriginNatural
Grading LabIGI
CertificateIGI 801638041
Dimensions5.60 × 7.10 × 4.25 mm
L/W Ratio1.27
Girdle conditionFaceted
Top View
5.60 mm7.10 mm1.06 ctG / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateIGI 801638041
Side View
Table 61.0%Crown 36°Girdle: THK-VTKPavilion 42.7°Culet: NoneDepth 59.9%

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 4
Current: £1,883 GBP|Low: £687 GBP|High: £2,173 GBP|Avg: £1,035 GBP|-13.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 3£749 GBP
Retailer 6£755 GBP
Retailer 2£759 GBP
Retailer 5£773 GBP
Retailer 7£802 GBP
Retailer 11£811 GBP
Retailer 9£851 GBP
Retailer 12£872 GBP
Retailer 8£891 GBP
Retailer 4£1,106 GBP
Retailer 10£1,413 GBP
NZ Jewellers£1,883 GBP

31 data points across 12 retailers

10 retailers£755 GBP to £1,883 GBP

A
Cheapest Retailer
-
£755 GBP
A
Retailer 2
-
£759 GBP
View
A
Retailer 3
-
£773 GBP
View
A
Retailer 4
-
£802 GBP
View
Retailer 5
-
£811 GBP
View
Price last confirmed 9 days ago
B+
Retailer 6
-
£851 GBP
View
B+
Retailer 7
-
£872 GBP
View
A
Retailer 8
-
£891 GBP
View
B+
Retailer 9
-
£1,413 GBP
View
Most Expensive
B
NZ Jewellers
f737c13e-7ba4-4211-b8c2-c1d3ffc35e61 · Nov 5
£1,883 GBP
$2,521 USD
View
9 more retailers have this diamond
Prices start from £755 GBPSave up to £1,129 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
1.06ct Heart
£755 GBP