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Heart|Natural|GIA

1.30ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 2544335186

Certificate GIA 2544335186

Diamond specifications and retailer prices

From £1,931 GBP
As of November 2, 2026
Save £2,152 GBP (53%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £4,083 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.3ct natural heart diamond

This 1.3ct natural heart sits in the one-and-a-quarter to one-and-a-half carat band, graded H 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 GIA 2544335186. Listed at 6 retailers as of October 30, 2026, with prices from £1,931 to £4,083, a £2,152 spread on the same certified stone. NZ Jewellers lists it at £4,083. 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

1.30
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.44°
Pavilion angle40.39°
OriginNatural
Grading LabGIA
CertificateGIA 2544335186
Dimensions6.86 × 7.53 × 4.42 mm
L/W Ratio1.10
Top View
6.86 mm7.53 mm1.30 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2544335186
Side View
Table 62.0%Crown 40.44°Girdle: STK-THKPavilion 40.39°Culet: NoneDepth 58.7%

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 2
Current: £4,083 GBP|Low: £1,879 GBP|High: £4,148 GBP|Avg: £2,553 GBP|-1.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7£1,879 GBP
Retailer 2£1,931 GBP
Retailer 6£1,953 GBP
Retailer 4£2,028 GBP
Retailer 5£2,062 GBP
Retailer 8£2,332 GBP
Retailer 9£2,501 GBP
Retailer 10£2,876 GBP
Retailer 3£3,421 GBP
NZ Jewellers£4,083 GBP

32 data points across 10 retailers

6 retailers£1,931 GBP to £4,083 GBP

A
Cheapest Retailer
-
£1,931 GBP
A
Retailer 2
-
£1,953 GBP
$2,621 USD
View
A
Retailer 3
-
£2,028 GBP
$2,722 USD
View
A
Retailer 4
-
£2,062 GBP
$2,767 USD
View
B
Retailer 5
-
£3,421 GBP
View
Most Expensive
B
NZ Jewellers
50b7c851-f2dc-4ad0-b9eb-cdaf1caf3cea · Oct 30
£4,083 GBP
$5,479 USD
View
5 more retailers have this diamond
Prices start from £1,931 GBPSave up to £2,152 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
1.30ct Heart
£1,931 GBP