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Heart|Natural|GIA

1.01ct G SI1 Heart Natural Diamond

ID • G/SI1 • GIA 5533449180

Certificate GIA 5533449180

Diamond specifications and retailer prices

From £1,265 GBP
As of November 2, 2026
Save £1,900 GBP (60%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £3,165 GBP at NZ Jewellers · As of November 3, 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 G 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 5533449180. Listed at 9 retailers as of November 2, 2026, with prices from £1,265 to £3,165, a £1,900 spread on the same certified stone. NZ Jewellers lists it at £3,165. 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
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.99°
Pavilion angle40.92°
OriginNatural
Grading LabGIA
CertificateGIA 5533449180
Dimensions5.81 × 6.94 × 4.21 mm
L/W Ratio1.19
Top View
5.81 mm6.94 mm1.01 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5533449180
Side View
Table 63.0%Crown 37.99°Girdle: STK-THKPavilion 40.92°Culet: NoneDepth 60.7%

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 2
Current: £3,165 GBP|Low: £1,265 GBP|High: £3,168 GBP|Avg: £1,705 GBP|-0.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 2£1,265 GBP
Retailer 9£1,298 GBP
Retailer 5£1,300 GBP
Retailer 8£1,310 GBP
Retailer 6£1,357 GBP
Retailer 7£1,393 GBP
Retailer 3£1,527 GBP
Retailer 11£1,594 GBP
Retailer 10£1,694 GBP
Retailer 4£2,273 GBP
NZ Jewellers£3,165 GBP

36 data points across 11 retailers

9 retailers£1,265 GBP to £3,165 GBP

A
Cheapest Retailer
-
£1,265 GBP
A
Retailer 2
-
£1,298 GBP
View
A
Retailer 3
-
£1,300 GBP
View
A
Retailer 4
-
£1,310 GBP
View
A
Retailer 5
-
£1,357 GBP
View
A
Retailer 6
-
£1,393 GBP
View
Retailer 7
-
£1,694 GBP
View
Price last confirmed 32 days ago
B+
Retailer 8
-
£2,273 GBP
View
Most Expensive
B
NZ Jewellers
6508a5ab-74a6-45d7-925b-c9bafcb2c046 · Nov 3
£3,165 GBP
$4,236 USD
View
8 more retailers have this diamond
Prices start from £1,265 GBPSave up to £1,900 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
£1,265 GBP