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Heart|Natural|IGI

3.00ct H SI1 Heart Natural Diamond

GD • H/SI1 • IGI 791617060

Shape and cutting style on the report: Heart modified brilliant

Certificate IGI 791617060

Diamond specifications and retailer prices

From £9,806 GBP
As of November 6, 2026
Save £5,325 GBP (35%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £15,131 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3ct natural heart diamond

This 3ct natural heart sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI 791617060. Listed at 13 retailers as of November 4, 2026, with prices from £9,806 to £15,131, a £5,325 spread on the same certified stone. MOH London lists it at £15,131. 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

3.00
Carat
H
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryGood
FluorescenceFaint
Crown angle35.1°
Pavilion angle31.6°
OriginNatural
Grading LabIGI
CertificateIGI 791617060
Dimensions7.79 × 9.61 × 5.32 mm
L/W Ratio1.23
Girdle conditionFaceted
Culet sizePointed
Top View
7.79 mm9.61 mm3.00 ctH / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateIGI 791617060
Side View
Table 63.0%Crown 35.1°Girdle: THK-ETKPavilion 31.6°Culet: NoneDepth 55.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £15,131 GBP|Low: £9,806 GBP|High: £20,256 GBP|Avg: £12,412 GBP|-25.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 7, 2026
Retailer 13£9,806 GBP
Retailer 11£9,857 GBP
Retailer 2£10,445 GBP
Retailer 8£10,523 GBP
Retailer 10£10,723 GBP
Retailer 6£11,116 GBP
Retailer 12£11,438 GBP
Retailer 5£11,616 GBP
Retailer 9£11,907 GBP
Retailer 3£12,063 GBP
Retailer 7£12,505 GBP
Retailer 4£13,762 GBP
MOH London£15,131 GBP

37 data points across 13 retailers

13 retailers£9,806 GBP to £15,131 GBP

B+
Cheapest Retailer
-
£9,806 GBP
B+
Retailer 2
-
£9,857 GBP
View
B+
Retailer 3
-
£10,445 GBP
View
B+
Retailer 4
-
£10,523 GBP
View
Retailer 5
-
£10,723 GBP
View
Price last confirmed 9 days ago
B+
Retailer 6
-
£11,116 GBP
View
B+
Retailer 7
-
£11,438 GBP
View
B+
Retailer 8
-
£11,616 GBP
View
B+
Retailer 9
-
£11,907 GBP
View
B+
Retailer 10
-
£12,063 GBP
View
B+
Retailer 11
-
£12,505 GBP
View
B+
Retailer 12
-
£13,762 GBP
View
Most Expensive
B+
MOH London
D66BE42F3 · Nov 4
£15,131 GBP
View
12 more retailers have this diamond
Prices start from £9,806 GBPSave up to £5,325 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.

B+
3.00ct Heart
£9,806 GBP