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Heart|Natural|GIA

1.14ct K SI2 Heart Natural Diamond

EX • K/SI2 • GIA 7566386864

Certificate GIA 7566386864

Diamond specifications and retailer prices

From £1,244 GBP
As of November 4, 2026
Save £2,043 GBP (62%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £3,287 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.14ct natural heart diamond

This 1.14ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7566386864. Listed at 5 retailers as of November 4, 2026, with prices from £1,244 to £3,287, a £2,043 spread on the same certified stone. NZ Jewellers lists it at £3,287. 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

1.14
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7566386864
Dimensions6.28 × 7.31 × 4.04 mm
L/W Ratio1.16
Key to symbols
Twinning Wisp, Feather
Top View
6.28 mm7.31 mm1.14 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7566386864
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 55.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £3,287 GBP|Low: £1,037 GBP|High: £3,456 GBP|Avg: £1,956 GBP|-4.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4£1,244 GBP
Retailer 2£1,378 GBP
Retailer 5£1,388 GBP
Retailer 3£2,360 GBP
NZ Jewellers£3,287 GBP

41 data points across 5 retailers

5 retailers£1,244 GBP to £3,287 GBP

B+
Cheapest Retailer
-
£1,244 GBP
Final sale: no returns
B+
Retailer 2
-
£1,378 GBP
View
B+
Retailer 3
-
£1,388 GBP
View
B
Retailer 4
-
£2,360 GBP
View
Most Expensive
B
NZ Jewellers
893e805d-dfd7-4804-b1e5-40da5572b794 · Nov 5
£3,287 GBP
$4,399 USD
View
4 more retailers have this diamond
Prices start from £1,244 GBPSave up to £2,043 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.

B+
1.14ct Heart
£1,244 GBP