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Heart|Natural|GIA

1.00ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 6375923973

Certificate GIA 6375923973

Diamond specifications and retailer prices

From £1,038 GBP
As of November 6, 2026
Save £2,554 GBP (71%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £3,591 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6375923973. Listed at 16 retailers as of November 5, 2026, with prices from £1,038 to £3,591, a £2,554 spread on the same certified stone. NZ Jewellers lists it at £3,591. 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

1.00
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6375923973
Dimensions6.07 × 6.39 × 3.81 mm
L/W Ratio1.05
Top View
6.07 mm6.39 mm1.00 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6375923973
Side View
Table 61.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 59.6%

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: £1,038 GBP|Low: £999 GBP|High: £2,611 GBP|Avg: £1,588 GBP|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 1£1,038 GBP
Retailer 6£1,061 GBP
Retailer 7£1,359 GBP
Retailer 3£1,477 GBP
Retailer 8£1,541 GBP
Retailer 4£1,599 GBP
Retailer 2£2,000 GBP
Retailer 5£2,573 GBP

41 data points across 8 retailers

16 retailers£1,038 GBP to £3,591 GBP

A
Cheapest Retailer
-
£1,038 GBP
A
Retailer 2
-
£1,061 GBP
View
B+
Retailer 3
-
£1,328 GBP
View
B+
Retailer 4
-
£1,359 GBP
View
Final sale: no returns
Retailer 5
-
£1,473 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£1,473 GBP
View
B+
Retailer 7
-
£1,477 GBP
View
B+
Retailer 8
-
£1,541 GBP
View
B+
Retailer 9
-
£1,575 GBP
View
B+
Retailer 10
-
£1,599 GBP
View
B+
Retailer 11
-
£1,600 GBP
View
B+
Retailer 12
-
£1,699 GBP
View
B+
Retailer 13
-
£2,000 GBP
View
B
Retailer 14
-
£2,573 GBP
View
B
Retailer 15
-
£3,496 GBP
View
Most Expensive
B
NZ Jewellers
71c48646-ad96-43fb-a07b-99bebf6b4dcf · Nov 5
£3,591 GBP
$4,807 USD
View
15 more retailers have this diamond
Prices start from £1,038 GBPSave up to £2,554 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
£1,038 GBP