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Heart|Natural|GIA

1.01ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 6552914850

Certificate GIA 6552914850

Diamond specifications and retailer prices

From £937 GBP
As of November 6, 2026
Save £2,162 GBP (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,099 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 H 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 6552914850. Listed at 10 retailers as of November 5, 2026, with prices from £937 to £3,099, a £2,162 spread on the same certified stone. NZ Jewellers lists it at £3,099. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle38.73°
OriginNatural
Grading LabGIA
CertificateGIA 6552914850
Dimensions6.16 × 6.85 × 3.63 mm
L/W Ratio1.11
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.16 mm6.85 mm1.01 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552914850
Side View
Table 58.0%CrownGirdle: STK-VTKPavilion 38.73°Culet: NoneDepth 59.0%

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: £3,099 GBP|Low: £937 GBP|High: £3,453 GBP|Avg: £1,682 GBP|-10.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7£937 GBP
Retailer 4£1,139 GBP
Retailer 9£1,201 GBP
Retailer 8£1,271 GBP
Retailer 2£1,296 GBP
Retailer 6£1,329 GBP
Retailer 10£1,485 GBP
Retailer 5£1,953 GBP
Retailer 3£2,220 GBP
NZ Jewellers£3,099 GBP

39 data points across 10 retailers

10 retailers£937 GBP to £3,099 GBP

A
Cheapest Retailer
-
£937 GBP
A
Retailer 2
-
£1,139 GBP
View
A
Retailer 3
-
£1,201 GBP
View
A
Retailer 4
-
£1,271 GBP
View
A
Retailer 5
-
£1,296 GBP
View
A
Retailer 6
-
£1,329 GBP
View
B+
Retailer 7
-
£1,485 GBP
View
B+
Retailer 8
-
£1,953 GBP
View
B
Retailer 9
-
£2,220 GBP
View
Most Expensive
B
NZ Jewellers
d027e644-c66f-4a1d-8d23-c87cd1ac71f2 · Nov 5
£3,099 GBP
$4,148 USD
View
9 more retailers have this diamond
Prices start from £937 GBPSave up to £2,162 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
£937 GBP