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Heart|Natural|IGI

0.90ct H SI1 Heart Natural Diamond

VG • H/SI1 • IGI 746532738

Shape and cutting style on the report: Heart brilliant

Certificate IGI 746532738

Diamond specifications and retailer prices

From £755 GBP
$1,012 USD
As of November 2, 2026
Save £1,242 GBP (62%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,997 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.9ct natural heart diamond

This 0.9ct natural heart sits in the just-under-one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 746532738. Listed at 17 retailers as of October 30, 2026, with prices from £755 to £1,997, a £1,242 spread on the same certified stone. NZ Jewellers lists it at £1,997. 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

0.90
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.3°
Pavilion angle37°
OriginNatural
Grading LabIGI
CertificateIGI 746532738
Dimensions5.89 × 6.64 × 3.86 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Top View
5.89 mm6.64 mm0.90 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 746532738
Side View
Table 58.0%Crown 35.3°Girdle: ThickPavilion 37°Culet: NoneDepth 58.1%

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 2
Current: £1,997 GBP|Low: £728 GBP|High: £2,037 GBP|Avg: £1,089 GBP|+3.8%
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 2, 2026
Retailer 5£755 GBP
Retailer 15£784 GBP
Retailer 3£802 GBP
Retailer 6£835 GBP
Retailer 8£835 GBP
Retailer 14£848 GBP
Retailer 7£867 GBP
Retailer 13£889 GBP
Retailer 11£919 GBP
Retailer 16£945 GBP
Retailer 10£948 GBP
Retailer 9£957 GBP
Retailer 4£1,199 GBP
Retailer 12£1,499 GBP
Retailer 2£1,576 GBP
NZ Jewellers£1,997 GBP

30 data points across 16 retailers

17 retailers£755 GBP to £1,997 GBP

A
Cheapest Retailer
-
£755 GBP
$1,012 USD
Final sale: no returns
A
Retailer 2
-
£784 GBP
$1,050 USD
View
Retailer 3
-
£789 GBP
$1,057 USD
View
Price last confirmed 17 days ago
A
Retailer 4
-
£802 GBP
$1,075 USD
View
B+
Retailer 5
-
£835 GBP
$1,119 USD
View
B+
Retailer 6
-
£835 GBP
$1,119 USD
View
A
Retailer 7
-
£848 GBP
$1,137 USD
View
B+
Retailer 8
-
£867 GBP
$1,162 USD
View
B+
Retailer 9
-
£889 GBP
$1,191 USD
View
B+
Retailer 10
-
£919 GBP
$1,231 USD
View
B+
Retailer 11
-
£945 GBP
$1,266 USD
View
B+
Retailer 12
-
£948 GBP
View
B+
Retailer 13
-
£957 GBP
View
B
Retailer 14
-
£1,199 GBP
ZAR 25,959 ZAR
View
B
Retailer 15
-
£1,499 GBP
View
B
Retailer 16
-
£1,576 GBP
View
Most Expensive
B
NZ Jewellers
b1871f09-2508-4015-92e8-9271b6e04331 · Oct 30
£1,997 GBP
$2,676 USD
View
16 more retailers have this diamond
Prices start from £755 GBPSave up to £1,242 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
0.90ct Heart
£755 GBP