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Heart|Natural|GIA

1.01ct D SI1 Heart Natural Diamond

ID • D/SI1 • GIA 7556648572

Certificate GIA 7556648572

Diamond specifications and retailer prices

From £1,576 GBP
As of November 6, 2026
Save £2,637 GBP (63%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £4,213 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7556648572. Listed at 23 retailers as of November 5, 2026, with prices from £1,576 to £4,213, a £2,637 spread on the same certified stone. NZ Jewellers lists it at £4,213. 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
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.2°
Pavilion angle38.76°
OriginNatural
Grading LabGIA
CertificateGIA 7556648572
Dimensions5.84 × 6.69 × 4.20 mm
L/W Ratio1.15
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Needle
Top View
5.84 mm6.69 mm1.01 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7556648572
Side View
Table 59.0%Crown 41.2°Girdle: THK-VTKPavilion 38.76°Culet: NoneDepth 62.8%

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: £1,576 GBP|Low: £1,576 GBP|High: £3,568 GBP|Avg: £2,180 GBP|-2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 1£1,576 GBP
Retailer 9£1,578 GBP
Retailer 7£1,805 GBP
Retailer 3£1,954 GBP
Retailer 2£2,006 GBP
Retailer 5£2,132 GBP
Retailer 4£2,197 GBP
Retailer 10£2,318 GBP
Retailer 6£2,459 GBP
Retailer 8£3,520 GBP

26 data points across 10 retailers

23 retailers£1,576 GBP to £4,213 GBP

A
Cheapest Retailer
-
£1,576 GBP
A
Retailer 2
-
£1,578 GBP
View
B+
Retailer 3
-
£1,767 GBP
View
B+
Retailer 4
-
£1,804 GBP
View
B+
Retailer 5
-
£1,805 GBP
View
B+
Retailer 6
-
£1,860 GBP
View
Final sale: no returns
B+
Retailer 7
-
£1,954 GBP
View
B+
Retailer 8
-
£1,984 GBP
View
B+
Retailer 9
-
£2,006 GBP
View
Retailer 10
-
£2,015 GBP
View
Price last confirmed 8 days ago
B+
Retailer 11
-
£2,015 GBP
View
B+
Retailer 12
-
£2,093 GBP
View
B+
Retailer 13
-
£2,120 GBP
View
B+
Retailer 14
-
£2,132 GBP
View
B+
Retailer 15
-
£2,176 GBP
View
B+
Retailer 16
-
£2,197 GBP
View
Retailer 17
-
£2,257 GBP
View
Price last confirmed 30 days ago
B+
Retailer 18
-
£2,306 GBP
View
B+
Retailer 19
-
£2,325 GBP
View
B+
Retailer 20
-
£2,459 GBP
View
B
Retailer 21
-
£3,054 GBP
View
B
Retailer 22
-
£3,520 GBP
View
Most Expensive
B
NZ Jewellers
888c785a-44ae-4502-8ca8-8a3453d69462 · Nov 5
£4,213 GBP
$5,639 USD
View
22 more retailers have this diamond
Prices start from £1,576 GBPSave up to £2,637 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
£1,576 GBP