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Heart|Natural|GIA

1.27ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 2556047065

Certificate GIA 2556047065

Diamond specifications and retailer prices

From £1,177 GBP
As of November 4, 2026
Save £1,934 GBP (62%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £3,111 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.27ct natural heart diamond

This 1.27ct natural heart sits in the one-and-a-quarter to one-and-a-half carat band, graded J 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 2556047065. Listed at 5 retailers as of November 4, 2026, with prices from £1,177 to £3,111, a £1,934 spread on the same certified stone. NZ Jewellers lists it at £3,111. 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

1.27
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556047065
Dimensions6.58 × 7.28 × 4.25 mm
L/W Ratio1.11
Top View
6.58 mm7.28 mm1.27 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556047065
Side View
Table 56.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 58.4%

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 4
Current: £3,111 GBP|Low: £1,041 GBP|High: £3,335 GBP|Avg: £1,969 GBP|-6.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5£1,177 GBP
Retailer 4£1,321 GBP
Retailer 2£1,733 GBP
Retailer 6£2,215 GBP
Retailer 3£2,234 GBP
NZ Jewellers£3,111 GBP

29 data points across 6 retailers

5 retailers£1,177 GBP to £3,111 GBP

A
Cheapest Retailer
-
£1,177 GBP
Final sale: no returns
A
Retailer 2
-
£1,321 GBP
View
A
Retailer 3
-
£1,733 GBP
View
B+
Retailer 4
-
£2,234 GBP
View
Most Expensive
B
NZ Jewellers
02dd8c40-3428-4358-aa71-841c3568a7cd · Nov 5
£3,111 GBP
$4,164 USD
View
4 more retailers have this diamond
Prices start from £1,177 GBPSave up to £1,934 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
1.27ct Heart
£1,177 GBP