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Heart|Natural|GIA

1.07ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 7561383219

Certificate GIA 7561383219

Diamond specifications and retailer prices

From £1,207 GBP
As of November 6, 2026
Save £1,982 GBP (62%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,189 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.07ct natural heart diamond

This 1.07ct natural heart sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7561383219. Listed at 6 retailers as of November 5, 2026, with prices from £1,207 to £3,189, a £1,982 spread on the same certified stone. NZ Jewellers lists it at £3,189. 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

1.07
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7561383219
Dimensions6.34 × 7.07 × 4.00 mm
L/W Ratio1.12
Key to symbols
Twinning Wisp, Feather, Crystal, Knot, Needle
Top View
6.34 mm7.07 mm1.07 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7561383219
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 56.6%

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: £3,189 GBP|Low: £1,073 GBP|High: £3,189 GBP|Avg: £1,796 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2£1,207 GBP
Retailer 3£1,269 GBP
Retailer 5£1,351 GBP
Retailer 6£1,588 GBP
Retailer 4£2,285 GBP
NZ Jewellers£3,189 GBP

33 data points across 6 retailers

6 retailers£1,207 GBP to £3,189 GBP

B+
Cheapest Retailer
-
£1,207 GBP
Final sale: no returns
A
Retailer 2
-
£1,269 GBP
View
B+
Retailer 3
-
£1,351 GBP
View
B+
Retailer 4
-
£1,588 GBP
View
B
Retailer 5
-
£2,285 GBP
View
Most Expensive
B
NZ Jewellers
959efae5-bf12-4e71-b35a-23d09d46b629 · Nov 5
£3,189 GBP
$4,269 USD
View
5 more retailers have this diamond
Prices start from £1,207 GBPSave up to £1,982 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
1.07ct Heart
£1,207 GBP