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Heart|Natural|GIA

3.03ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 1479228486

Certificate GIA 1479228486

Diamond specifications and retailer prices

From £29,601 GBP
As of November 4, 2026
Save £21,275 GBP (42%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £50,876 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3.03ct natural heart diamond

This 3.03ct natural heart sits in the three to five 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 1479228486. Listed at 15 retailers as of November 4, 2026, with prices from £29,601 to £50,876, a £21,275 spread on the same certified stone. MOH London lists it at £50,876. 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

3.03
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.85°
Pavilion angle36.95°
OriginNatural
Grading LabGIA
CertificateGIA 1479228486
Dimensions9.44 × 7.53 × 5.25 mm
L/W Ratio1.25
Key to symbols
Crystal, Feather, Cloud, Pinpoint
Top View
9.44 mm7.53 mm3.03 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1479228486
Side View
Table 65.0%Crown 39.85°Girdle: THN-VTKPavilion 36.95°Culet: NoneDepth 69.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £50,876 GBP|Low: £30,900 GBP|High: £51,627 GBP|Avg: £37,846 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8£31,284 GBP
Retailer 5£32,177 GBP
Retailer 4£32,605 GBP
Retailer 7£32,664 GBP
Retailer 6£37,716 GBP
Retailer 2£39,408 GBP
Retailer 3£42,051 GBP
MOH London£50,876 GBP

45 data points across 8 retailers

15 retailers£29,601 GBP to £50,876 GBP

B
Cheapest Retailer
-
£29,601 GBP
B
Retailer 2
-
£29,941 GBP
View
Final sale: no returns
Retailer 3
-
£31,284 GBP
View
Price last confirmed 33 days ago
B
Retailer 4
-
£31,663 GBP
View
B
Retailer 5
-
£32,177 GBP
View
B
Retailer 6
-
£32,605 GBP
View
Retailer 7
-
£32,664 GBP
View
Price last confirmed 8 days ago
B
Retailer 8
-
£33,235 GBP
View
B
Retailer 9
-
£33,979 GBP
View
B
Retailer 10
-
£33,979 GBP
View
B
Retailer 11
-
£35,114 GBP
View
B
Retailer 12
-
£37,716 GBP
View
B
Retailer 13
-
£39,408 GBP
View
B
Retailer 14
-
£42,051 GBP
View
Most Expensive
B
MOH London
96221293E · Nov 4
£50,876 GBP
View
14 more retailers have this diamond
Prices start from £29,601 GBPSave up to £21,275 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.

B
3.03ct Heart
£29,601 GBP