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Heart|Natural|IGI

1.50ct K SI2 Heart Natural Diamond

VG • K/SI2 • IGI 761525503

Shape and cutting style on the report: Heart brilliant

Certificate IGI 761525503

Diamond specifications and retailer prices

From £1,869 GBP
As of November 6, 2026
Save £1,442 GBP (44%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £3,310 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 761525503. Listed at 2 retailers as of November 4, 2026, with prices from £1,869 to £3,310, a £1,442 spread on the same certified stone. MOH London lists it at £3,310. 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

1.50
Carat
K
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.2°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 761525503
Dimensions6.82 × 7.84 × 4.77 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Top View
6.82 mm7.84 mm1.50 ctK / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 761525503
Side View
Table 66.0%Crown 34.2°Girdle: THK-VTKPavilion 41.5°Culet: NoneDepth 60.8%

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: £3,310 GBP|Low: £1,869 GBP|High: £3,360 GBP|Avg: £2,646 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
November 4, 2026
Retailer 2£1,869 GBP
Retailer 3£2,312 GBP
MOH London£3,310 GBP

10 data points across 3 retailers

2 retailers£1,869 GBP to £3,310 GBP

B+
Cheapest Retailer
-
£1,869 GBP
Most Expensive
B
MOH London
7636722A3 · Nov 4
£3,310 GBP
View
1 more retailer has this diamond
Prices start from £1,869 GBPSave up to £1,442 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+
1.50ct Heart
£1,869 GBP