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Heart|Natural|GIA

1.04ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 7558441061

Certificate GIA 7558441061

Diamond specifications and retailer prices

From £758 GBP
As of November 6, 2026
Save £377 GBP (33%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,135 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.04ct natural heart diamond

This 1.04ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7558441061. Listed at 7 retailers as of November 6, 2026, with prices from £758 to £1,135, a £377 spread on the same certified stone. GemTrove lists it at £1,135. 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

1.04
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7558441061
Dimensions6.10 × 7.16 × 4.25 mm
L/W Ratio1.17
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Cloud, Crystal, Needle
Top View
6.10 mm7.16 mm1.04 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7558441061
Side View
Table 60.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 59.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £1,135 GBP|Low: £725 GBP|High: £1,135 GBP|Avg: £906 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 3£758 GBP
Retailer 5£761 GBP
Retailer 4£791 GBP
Retailer 2£838 GBP
Retailer 7£861 GBP
Retailer 6£930 GBP
GemTrove£1,135 GBP

42 data points across 7 retailers

7 retailers£758 GBP to £1,135 GBP

A
Cheapest Retailer
-
£758 GBP
A
Retailer 2
-
£761 GBP
View
Final sale: no returns
A
Retailer 3
-
£791 GBP
View
A
Retailer 4
-
£838 GBP
View
A
Retailer 5
-
£861 GBP
View
A
Retailer 6
-
£930 GBP
View
Most Expensive
B+
GemTrove
GT-N-01268785-98 · Nov 6
£1,135 GBP
A$2,338 AUD
View
6 more retailers have this diamond
Prices start from £758 GBPSave up to £377 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
1.04ct Heart
£758 GBP