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Heart|Natural|GIA

1.12ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 6521875742

Certificate GIA 6521875742

Diamond specifications and retailer prices

From £1,450 GBP
As of October 30, 2026
Save £2,116 GBP (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,566 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.12ct natural heart diamond

This 1.12ct natural heart sits in the classic one-carat band, graded G 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 6521875742. Listed at 6 retailers as of October 30, 2026, with prices from £1,450 to £3,566, a £2,116 spread on the same certified stone. NZ Jewellers lists it at £3,566. 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

1.12
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle42.06°
OriginNatural
Grading LabGIA
CertificateGIA 6521875742
Dimensions6.29 × 7.35 × 4.29 mm
L/W Ratio1.17
Top View
6.29 mm7.35 mm1.12 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6521875742
Side View
Table 62.0%Crown 34.9°Girdle: STK-THKPavilion 42.06°Culet: NoneDepth 58.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £3,566 GBP|Low: £1,445 GBP|High: £3,566 GBP|Avg: £1,944 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 7£1,446 GBP
Retailer 2£1,450 GBP
Retailer 5£1,462 GBP
Retailer 4£1,529 GBP
Retailer 6£1,562 GBP
Retailer 8£1,734 GBP
Retailer 9£1,938 GBP
Retailer 3£2,565 GBP
NZ Jewellers£3,566 GBP

30 data points across 9 retailers

6 retailers£1,450 GBP to £3,566 GBP

A
Cheapest Retailer
-
£1,450 GBP
A
Retailer 2
-
£1,462 GBP
$1,959 USD
View
A
Retailer 3
-
£1,529 GBP
$2,049 USD
View
A
Retailer 4
-
£1,562 GBP
$2,093 USD
View
B
Retailer 5
-
£2,565 GBP
View
Most Expensive
B
NZ Jewellers
04371612-8845-4666-b059-9b7532824d4c · Oct 30
£3,566 GBP
$4,778 USD
View
5 more retailers have this diamond
Prices start from £1,450 GBPSave up to £2,116 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
1.12ct Heart
£1,450 GBP