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Heart|Natural|HRD

1.20ct E SI2 Heart Natural Diamond

EX • E/SI2 • HRD 260000124396

Certificate HRD 260000124396

Diamond specifications and retailer prices

From £1,339 GBP
As of November 1, 2026
Save £1,910 GBP (59%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £3,248 GBP at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.2ct natural heart diamond

This 1.2ct natural heart sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 260000124396. Listed at 5 retailers as of November 1, 2026, with prices from £1,339 to £3,248, a £1,910 spread on the same certified stone. NZ Jewellers lists it at £3,248. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.20
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.38°
Pavilion angle39.2°
OriginNatural
Grading LabHRD
CertificateHRD 260000124396
Dimensions6.45 × 7.18 × 4.30 mm
L/W Ratio1.11
Girdle conditionThick
Top View
6.45 mm7.18 mm1.20 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 260000124396
Side View
Table 59.0%Crown 36.38°GirdlePavilion 39.2°Culet: NoneDepth 59.9%

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 1
Current: £3,248 GBP|Low: £1,339 GBP|High: £3,437 GBP|Avg: £1,924 GBP|-5.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 5£1,339 GBP
Retailer 2£1,345 GBP
Retailer 3£1,400 GBP
Retailer 6£1,420 GBP
Retailer 4£2,357 GBP
NZ Jewellers£3,248 GBP

19 data points across 6 retailers

5 retailers£1,339 GBP to £3,248 GBP

A
Cheapest Retailer
-
£1,339 GBP
A
Retailer 2
-
£1,345 GBP
View
A
Retailer 3
-
£1,400 GBP
View
Retailer 4
-
£2,357 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
NZ Jewellers
b960d156-49f5-482f-a192-8d80631db471 · Nov 3
£3,248 GBP
$4,348 USD
View
4 more retailers have this diamond
Prices start from £1,339 GBPSave up to £1,910 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
1.20ct Heart
£1,339 GBP