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Heart|Natural|GIA

1.01ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 2225037124

Certificate GIA 2225037124

Diamond specifications and retailer prices

From £997 GBP
As of November 5, 2026
Save £2,060 GBP (67%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,057 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural heart diamond

This 1.01ct 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 2225037124. Listed at 15 retailers as of November 5, 2026, with prices from £997 to £3,057, a £2,060 spread on the same certified stone. NZ Jewellers lists it at £3,057. 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

1.01
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2225037124
Dimensions5.84 × 6.90 × 4.07 mm
L/W Ratio1.18
Culet sizeNone
Top View
5.84 mm6.90 mm1.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2225037124
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 59.0%

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 5
Current: £3,057 GBP|Low: £953 GBP|High: £3,057 GBP|Avg: £1,579 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 7£997 GBP
Retailer 3£1,001 GBP
Retailer 2£1,186 GBP
Retailer 8£1,254 GBP
Retailer 6£1,311 GBP
Retailer 4£1,529 GBP
Retailer 5£2,137 GBP
NZ Jewellers£3,057 GBP

45 data points across 8 retailers

15 retailers£997 GBP to £3,057 GBP

A
Cheapest Retailer
-
£997 GBP
A
Retailer 2
-
£1,001 GBP
View
B+
Retailer 3
-
£1,099 GBP
View
B+
Retailer 4
-
£1,142 GBP
View
B+
Retailer 5
-
£1,186 GBP
View
Retailer 6
-
£1,254 GBP
View
Price last confirmed 8 days ago
B+
Retailer 7
-
£1,254 GBP
View
B+
Retailer 8
-
£1,295 GBP
View
B+
Retailer 9
-
£1,307 GBP
View
B+
Retailer 10
-
£1,311 GBP
View
B+
Retailer 11
-
£1,355 GBP
View
B+
Retailer 12
-
£1,446 GBP
View
B+
Retailer 13
-
£1,529 GBP
View
B
Retailer 14
-
£2,137 GBP
View
Most Expensive
B
NZ Jewellers
a26be29b-dc46-4624-8cd2-f57a5c29d6d2 · Nov 5
£3,057 GBP
$4,092 USD
View
14 more retailers have this diamond
Prices start from £997 GBPSave up to £2,060 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
1.01ct Heart
£997 GBP