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Heart|Natural|GIA

1.01ct J SI1 Heart Natural Diamond

ID • J/SI1 • GIA 2546694571

Certificate GIA 2546694571

Diamond specifications and retailer prices

From £1,045 GBP
As of November 6, 2026
Save £2,457 GBP (70%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,502 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2546694571. Listed at 15 retailers as of November 5, 2026, with prices from £1,045 to £3,502, a £2,457 spread on the same certified stone. NZ Jewellers lists it at £3,502. 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
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546694571
Dimensions5.95 × 6.86 × 4.11 mm
L/W Ratio1.15
Top View
5.95 mm6.86 mm1.01 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546694571
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 59.9%

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: £3,502 GBP|Low: £1,045 GBP|High: £3,502 GBP|Avg: £1,656 GBP|+1.0%
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 6£1,045 GBP
Retailer 7£1,147 GBP
Retailer 13£1,301 GBP
Retailer 15£1,301 GBP
Retailer 8£1,345 GBP
Retailer 14£1,360 GBP
Retailer 2£1,393 GBP
Retailer 16£1,438 GBP
Retailer 12£1,501 GBP
Retailer 3£1,524 GBP
Retailer 4£1,524 GBP
Retailer 5£1,576 GBP
Retailer 10£1,752 GBP
Retailer 9£1,950 GBP
Retailer 11£2,508 GBP
NZ Jewellers£3,502 GBP

40 data points across 16 retailers

15 retailers£1,045 GBP to £3,502 GBP

A
Cheapest Retailer
-
£1,045 GBP
A
Retailer 2
-
£1,147 GBP
View
B+
Retailer 3
-
£1,301 GBP
View
B+
Retailer 4
-
£1,345 GBP
View
B+
Retailer 5
-
£1,360 GBP
View
B+
Retailer 6
-
£1,393 GBP
View
B+
Retailer 7
-
£1,438 GBP
View
B+
Retailer 8
-
£1,501 GBP
View
B
Retailer 9
-
£1,524 GBP
View
B
Retailer 10
-
£1,524 GBP
View
B
Retailer 11
-
£1,576 GBP
View
B+
Retailer 12
-
£1,752 GBP
View
B
Retailer 13
-
£1,950 GBP
View
B
Retailer 14
-
£2,508 GBP
View
Most Expensive
B
NZ Jewellers
d78d4970-49dd-4ca3-86b2-6c669ba1a737 · Nov 5
£3,502 GBP
$4,688 USD
View
14 more retailers have this diamond
Prices start from £1,045 GBPSave up to £2,457 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
£1,045 GBP