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Heart|Natural|GIA

1.20ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 6542256750

Certificate GIA 6542256750

Diamond specifications and retailer prices

From £1,191 GBP
₹152,034 INR
As of November 1, 2026
Save £2,122 GBP (64%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £3,314 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.2ct natural heart diamond

This 1.2ct 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 6542256750. Listed at 17 retailers as of October 30, 2026, with prices from £1,191 to £3,314, a £2,122 spread on the same certified stone. NZ Jewellers lists it at £3,314. 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

1.20
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6542256750
Dimensions6.59 × 7.26 × 4.23 mm
L/W Ratio1.10
Top View
6.59 mm7.26 mm1.20 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6542256750
Side View
Table 60.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 58.3%

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 1
Current: £3,314 GBP|Low: £1,189 GBP|High: £3,314 GBP|Avg: £1,806 GBP
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
Retailer 17
Retailer 18
November 1, 2026
Retailer 2£1,191 GBP
Retailer 8£1,252 GBP
Retailer 9£1,432 GBP
Retailer 11£1,567 GBP
Retailer 4£1,576 GBP
Retailer 5£1,585 GBP
Retailer 7£1,585 GBP
Retailer 17£1,658 GBP
Retailer 3£1,688 GBP
Retailer 15£1,717 GBP
Retailer 16£1,729 GBP
Retailer 13£1,739 GBP
Retailer 18£1,761 GBP
Retailer 6£1,829 GBP
Retailer 10£1,939 GBP
Retailer 14£2,165 GBP
Retailer 12£2,777 GBP
NZ Jewellers£3,314 GBP

22 data points across 18 retailers

17 retailers£1,191 GBP to £3,314 GBP

A
Cheapest Retailer
-
£1,191 GBP
₹152,034 INR
A
Retailer 2
-
£1,252 GBP
$1,678 USD
View
Final sale: no returns
A
Retailer 3
-
£1,432 GBP
$1,919 USD
View
A
Retailer 4
-
£1,567 GBP
View
A
Retailer 5
-
£1,576 GBP
$2,111 USD
View
A
Retailer 6
-
£1,585 GBP
$2,124 USD
View
Retailer 7
-
£1,585 GBP
$2,124 USD
View
Price last confirmed 17 days ago
B+
Retailer 8
-
£1,658 GBP
$2,222 USD
View
B+
Retailer 9
-
£1,688 GBP
$2,262 USD
View
B+
Retailer 10
-
£1,717 GBP
$2,300 USD
View
B+
Retailer 11
-
£1,729 GBP
$2,316 USD
View
B+
Retailer 12
-
£1,739 GBP
View
B+
Retailer 13
-
£1,761 GBP
$2,360 USD
View
B+
Retailer 14
-
£1,829 GBP
$2,450 USD
View
B+
Retailer 15
-
£2,165 GBP
€2,763 EUR
View
B
Retailer 16
-
£2,777 GBP
View
Most Expensive
B
NZ Jewellers
1e6fbc27-0504-4cb2-aacd-ebcaca5f8833 · Oct 30
£3,314 GBP
$4,440 USD
View
16 more retailers have this diamond
Prices start from £1,191 GBPSave up to £2,122 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
1.20ct Heart
£1,191 GBP