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Heart|Natural|IGI

1.00ct F SI2 Heart Natural Diamond

VG • F/SI2 • IGI 700529106

Shape and cutting style on the report: Heart brilliant

Certificate IGI 700529106

Diamond specifications and retailer prices

From £1,004 GBP
As of November 6, 2026
Save £1,651 GBP (62%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,655 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 700529106. Listed at 14 retailers as of November 5, 2026, with prices from £1,004 to £2,655, a £1,651 spread on the same certified stone. NZ Jewellers lists it at £2,655. 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

1.00
Carat
F
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.6°
Pavilion angle38.2°
OriginNatural
Grading LabIGI
CertificateIGI 700529106
Dimensions6.23 × 6.85 × 4.06 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Top View
6.23 mm6.85 mm1.00 ctF / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 700529106
Side View
Table 55.0%Crown 37.6°Girdle: ThickPavilion 38.2°Culet: NoneDepth 59.3%

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 6
Current: £2,655 GBP|Low: £921 GBP|High: £2,655 GBP|Avg: £1,336 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
November 6, 2026
Retailer 11£1,004 GBP
Retailer 4£1,009 GBP
Retailer 2£1,071 GBP
Retailer 5£1,089 GBP
Retailer 16£1,089 GBP
Retailer 15£1,094 GBP
Retailer 13£1,136 GBP
Retailer 12£1,139 GBP
Retailer 6£1,189 GBP
Retailer 14£1,239 GBP
Retailer 3£1,256 GBP
Retailer 7£1,295 GBP
Retailer 9£1,508 GBP
Retailer 8£1,663 GBP
Retailer 10£1,907 GBP
NZ Jewellers£2,655 GBP

45 data points across 16 retailers

14 retailers£1,004 GBP to £2,655 GBP

A
Cheapest Retailer
-
£1,004 GBP
Final sale: no returns
A
Retailer 2
-
£1,009 GBP
View
A
Retailer 3
-
£1,071 GBP
View
Retailer 4
-
£1,089 GBP
View
Price last confirmed 9 days ago
A
Retailer 5
-
£1,089 GBP
View
A
Retailer 6
-
£1,094 GBP
View
B+
Retailer 7
-
£1,136 GBP
View
B+
Retailer 8
-
£1,139 GBP
View
B+
Retailer 9
-
£1,189 GBP
View
Retailer 10
-
£1,239 GBP
View
Price last confirmed 42 days ago
B+
Retailer 11
-
£1,256 GBP
View
B+
Retailer 12
-
£1,508 GBP
View
B
Retailer 13
-
£1,907 GBP
View
Most Expensive
B
NZ Jewellers
0549f51c-65bc-4295-a2bb-c230fb7eb5f0 · Nov 5
£2,655 GBP
$3,554 USD
View
13 more retailers have this diamond
Prices start from £1,004 GBPSave up to £1,651 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
1.00ct Heart
£1,004 GBP