CaratHunter
Plans
Heart|Natural|HRD

1.03ct K SI2 Heart Natural Diamond

K/SI2 • HRD 190000120218

Certificate HRD 190000120218

Diamond specifications and retailer prices

From £1,765 GBP
As of November 6, 2026
Save £667 GBP (27%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £2,432 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.03ct natural heart diamond

This 1.03ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included) and certified by HRD 190000120218. Listed at 2 retailers as of November 2, 2026, with prices from £1,765 to £2,432, a £667 spread on the same certified stone. MOH London lists it at £2,432. 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

1.03
Carat
K
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 190000120218
Dimensions7.13 × 7.21 × 3.08 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.13 mm7.21 mm1.03 ctK / SI2
OriginNatural
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateHRD 190000120218
Side View
Table 53.0%CrownGirdle: MediumPavilionCuletDepth 42.7%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £2,432 GBP|Low: £1,452 GBP|High: £2,461 GBP|Avg: £1,885 GBP
MOH London
Retailer 2
Retailer 3
November 6, 2026
Retailer 3£1,452 GBP
Retailer 2£1,765 GBP
MOH London£2,432 GBP

24 data points across 3 retailers

2 retailers£1,765 GBP to £2,432 GBP

B
Cheapest Retailer
-
£1,765 GBP
Most Expensive
C
MOH London
2A12EE859 · Nov 2
£2,432 GBP
View
1 more retailer has this diamond
Prices start from £1,765 GBPSave up to £667 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
1.03ct Heart
£1,765 GBP