CaratHunter
Plans
Heart|Natural|HRD

1.29ct G SI2 Heart Natural Diamond

ID • G/SI2 • HRD 260000076212

Certificate HRD 260000076212

Diamond specifications and retailer prices

From £1,398 GBP
As of November 6, 2026
Save £1,768 GBP (56%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,166 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.29ct natural heart diamond

This 1.29ct natural heart sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 260000076212. Listed at 6 retailers as of November 5, 2026, with prices from £1,398 to £3,166, a £1,768 spread on the same certified stone. NZ Jewellers lists it at £3,166. 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

1.29
Carat
G
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle42°
OriginNatural
Grading LabHRD
CertificateHRD 260000076212
Dimensions6.27 × 7.54 × 4.78 mm
L/W Ratio1.20
Girdle conditionFaceted
Top View
6.27 mm7.54 mm1.29 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000076212
Side View
Table 58.0%CrownGirdle: MediumPavilion 42°Culet: NoneDepth 63.4%

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 6
Current: £3,166 GBP|Low: £1,398 GBP|High: £3,496 GBP|Avg: £2,137 GBP|-9.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 4, 2026
Retailer 6£1,398 GBP
Retailer 7£1,406 GBP
Retailer 4£1,653 GBP
Retailer 5£1,771 GBP
Retailer 8£2,040 GBP
Retailer 3£2,431 GBP
Retailer 2£2,646 GBP
NZ Jewellers£3,166 GBP

14 data points across 8 retailers

6 retailers£1,398 GBP to £3,166 GBP

A
Cheapest Retailer
-
£1,398 GBP
Final sale: no returns
A
Retailer 2
-
£1,653 GBP
View
A
Retailer 3
-
£1,771 GBP
View
B+
Retailer 4
-
£2,431 GBP
View
B+
Retailer 5
-
£2,646 GBP
View
Most Expensive
B
NZ Jewellers
a879fc95-09a5-48db-89b3-1d1862b21343 · Nov 5
£3,166 GBP
$4,238 USD
View
5 more retailers have this diamond
Prices start from £1,398 GBPSave up to £1,768 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
1.29ct Heart
£1,398 GBP