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Heart|Natural|GIA

1.00ct I IF Heart Natural Diamond

EX • I/IF • GIA 1558339730

Certificate GIA 1558339730

Diamond specifications and retailer prices

From £1,544 GBP
As of November 6, 2026
Save £599 GBP (28%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £2,143 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1558339730. Listed at 7 retailers as of November 6, 2026, with prices from £1,544 to £2,143, a £599 spread on the same certified stone. GemTrove lists it at £2,143. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1558339730
Dimensions5.87 × 7.01 × 4.21 mm
L/W Ratio1.19
Culet sizeNone
Top View
5.87 mm7.01 mm1.00 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1558339730
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.0%

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: £2,143 GBP|Low: £1,483 GBP|High: £2,188 GBP|Avg: £1,810 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 3£1,544 GBP
Retailer 6£1,551 GBP
Retailer 7£1,569 GBP
Retailer 2£1,679 GBP
Retailer 5£1,774 GBP
Retailer 4£1,846 GBP
GemTrove£2,143 GBP

41 data points across 7 retailers

7 retailers£1,544 GBP to £2,143 GBP

A
Cheapest Retailer
-
£1,544 GBP
A
Retailer 2
-
£1,551 GBP
View
Final sale: no returns
A
Retailer 3
-
£1,569 GBP
View
A
Retailer 4
-
£1,679 GBP
View
A
Retailer 5
-
£1,774 GBP
View
A
Retailer 6
-
£1,846 GBP
View
Most Expensive
B+
GemTrove
GT-N-01267518-98 · Nov 6
£2,143 GBP
A$4,438 AUD
View
6 more retailers have this diamond
Prices start from £1,544 GBPSave up to £599 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
1.00ct Heart
£1,544 GBP