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Heart|Natural|GIA

1.01ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 2424996914

Certificate GIA 2424996914

Diamond specifications and retailer prices

From £1,139 GBP
As of November 6, 2026
Save £2,176 GBP (66%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £3,314 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2424996914. Listed at 20 retailers as of November 5, 2026, with prices from £1,139 to £3,314, a £2,176 spread on the same certified stone. NZ Jewellers lists it at £3,314. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2424996914
Dimensions6.18 × 6.62 × 3.60 mm
L/W Ratio1.07
Top View
6.18 mm6.62 mm1.01 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2424996914
Side View
Table 62.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 54.4%

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: £1,139 GBP|Low: £1,139 GBP|High: £2,810 GBP|Avg: £1,727 GBP|-3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1£1,139 GBP
Retailer 7£1,157 GBP
Retailer 9£1,431 GBP
Retailer 8£1,463 GBP
Retailer 2£1,579 GBP
Retailer 4£1,607 GBP
Retailer 5£1,722 GBP
Retailer 3£2,153 GBP
Retailer 6£2,777 GBP

29 data points across 9 retailers

20 retailers£1,139 GBP to £3,314 GBP

A
Cheapest Retailer
-
£1,139 GBP
B+
Retailer 2
-
£1,157 GBP
View
B+
Retailer 3
-
£1,390 GBP
View
B+
Retailer 4
-
£1,431 GBP
View
B
Retailer 5
-
£1,441 GBP
View
B
Retailer 6
-
£1,463 GBP
View
Final sale: no returns
B
Retailer 7
-
£1,543 GBP
View
B
Retailer 8
-
£1,579 GBP
View
Retailer 9
-
£1,585 GBP
View
Price last confirmed 8 days ago
B
Retailer 10
-
£1,585 GBP
View
B+
Retailer 11
-
£1,607 GBP
View
B
Retailer 12
-
£1,659 GBP
View
B
Retailer 13
-
£1,688 GBP
View
B
Retailer 14
-
£1,722 GBP
View
B
Retailer 15
-
£1,729 GBP
View
B
Retailer 16
-
£1,829 GBP
View
B
Retailer 17
-
£2,153 GBP
View
B
Retailer 18
-
£2,547 GBP
View
B
Retailer 19
-
£2,777 GBP
View
Most Expensive
C
NZ Jewellers
ce5126bb-5c2f-4bea-829f-4c967f4f00b1 · Nov 5
£3,314 GBP
$4,436 USD
View
19 more retailers have this diamond
Prices start from £1,139 GBPSave up to £2,176 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
£1,139 GBP