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Heart|Natural|GIA

1.01ct K SI2 Heart Natural Diamond

ID • K/SI2 • GIA 2426893724

Certificate GIA 2426893724

Diamond specifications and retailer prices

From £927 GBP
As of November 6, 2026
Save £2,124 GBP (70%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £3,051 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2426893724. Listed at 14 retailers as of November 5, 2026, with prices from £927 to £3,051, a £2,124 spread on the same certified stone. NZ Jewellers lists it at £3,051. 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
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2426893724
Dimensions5.98 × 7.01 × 4.09 mm
L/W Ratio1.17
Top View
5.98 mm7.01 mm1.01 ctK / SI2
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2426893724
Side View
Table 55.0%CrownGirdlePavilionCulet: NoneDepth 58.3%

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: £3,051 GBP|Low: £917 GBP|High: £3,051 GBP|Avg: £1,464 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 12£927 GBP
Retailer 8£1,140 GBP
Retailer 3£1,230 GBP
Retailer 14£1,251 GBP
Retailer 15£1,251 GBP
Retailer 2£1,280 GBP
Retailer 9£1,290 GBP
Retailer 5£1,291 GBP
Retailer 6£1,300 GBP
Retailer 13£1,309 GBP
Retailer 4£1,353 GBP
Retailer 10£1,388 GBP
Retailer 16£1,443 GBP
Retailer 7£1,558 GBP
Retailer 11£2,186 GBP
NZ Jewellers£3,051 GBP

30 data points across 16 retailers

14 retailers£927 GBP to £3,051 GBP

A
Cheapest Retailer
-
£927 GBP
B+
Retailer 2
-
£1,140 GBP
View
B+
Retailer 3
-
£1,230 GBP
View
Retailer 4
-
£1,251 GBP
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£1,251 GBP
View
B+
Retailer 6
-
£1,280 GBP
View
B+
Retailer 7
-
£1,290 GBP
View
B+
Retailer 8
-
£1,300 GBP
View
B+
Retailer 9
-
£1,309 GBP
View
B+
Retailer 10
-
£1,353 GBP
View
B+
Retailer 11
-
£1,388 GBP
View
B
Retailer 12
-
£1,443 GBP
View
B
Retailer 13
-
£2,186 GBP
View
Most Expensive
C
NZ Jewellers
cc70a899-1694-4f8a-aa96-b49684151f11 · Nov 5
£3,051 GBP
$4,084 USD
View
13 more retailers have this diamond
Prices start from £927 GBPSave up to £2,124 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
£927 GBP