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Heart|Natural|IGI

0.81ct I SI2 Heart Natural Diamond

VG • I/SI2 • IGI 727539555

Shape and cutting style on the report: Heart brilliant

Certificate IGI 727539555

Diamond specifications and retailer prices

From £717 GBP
As of November 6, 2026
Save £452 GBP (39%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,169 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 0.81ct natural heart diamond

This 0.81ct natural heart sits in the just-under-one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 727539555. Listed at 4 retailers as of November 4, 2026, with prices from £717 to £1,169, a £452 spread on the same certified stone. MOH London lists it at £1,169. 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

0.81
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle39.8°
Pavilion angle37.9°
OriginNatural
Grading LabIGI
CertificateIGI 727539555
Dimensions6.02 × 6.20 × 3.50 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Top View
6.02 mm6.20 mm0.81 ctI / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateIGI 727539555
Side View
Table 64.0%Crown 39.8°Girdle: STK-VTKPavilion 37.9°Culet: NoneDepth 56.5%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: £1,169 GBP|Low: £657 GBP|High: £1,177 GBP|Avg: £879 GBP|+0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 4£657 GBP
Retailer 3£717 GBP
Retailer 2£897 GBP
MOH London£1,169 GBP

22 data points across 4 retailers

4 retailers£717 GBP to £1,169 GBP

Retailer 1
-
£657 GBP
Price last confirmed 16 days ago
B+
Retailer 2
-
£717 GBP
View
B+
Retailer 3
-
£897 GBP
View
Most Expensive
B
MOH London
750668D59 · Nov 4
£1,169 GBP
View
3 more retailers have this diamond
Prices start from £717 GBPSave up to £452 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+
0.81ct Heart
£717 GBP