Heart|Natural|GIA

3.03ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 6485309604

Certificate GIA 6485309604

Diamond specifications and retailer prices

From £23,877 GBP
CA$44,435 CAD
As of October 27, 2026
Save £15,328 GBP (39%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £39,205 GBP at MOH London · As of October 26, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6485309604. Listed at 13 retailers as of October 26, 2026, with prices from £23,877 to £39,205, a £15,328 spread on the same certified stone. MOH London lists it at £39,205. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6485309604
Dimensions8.97 × 9.97 × 5.86 mm
L/W Ratio1.11
Top View
8.97 mm9.97 mm3.03 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6485309604
Side View
Table 56.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 58.8%

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: Oct 27
Current: £39,205 GBP|Low: £23,877 GBP|High: £39,625 GBP|Avg: £28,279 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 6£23,877 GBP
Retailer 7£25,117 GBP
Retailer 2£25,504 GBP
Retailer 9£26,428 GBP
Retailer 10£26,428 GBP
Retailer 5£26,546 GBP
Retailer 11£27,308 GBP
Retailer 4£29,609 GBP
Retailer 8£29,875 GBP
Retailer 3£31,132 GBP
MOH London£39,205 GBP

35 data points across 11 retailers

13 retailers£23,877 GBP to £39,205 GBP

A
Cheapest Retailer
-
£23,877 GBP
CA$44,435 CAD
Retailer 2
-
£25,117 GBP
$33,654 USD
View
Price last confirmed 10 days ago
B+
Retailer 3
-
£25,504 GBP
View
Retailer 4
-
£26,114 GBP
$34,990 USD
View
Price last confirmed 40 days ago
B+
Retailer 5
-
£26,114 GBP
$34,990 USD
View
B+
Retailer 6
-
£26,114 GBP
$34,990 USD
View
B+
Retailer 7
-
£26,428 GBP
$35,410 USD
View
B+
Retailer 8
-
£26,428 GBP
$35,410 USD
View
B+
Retailer 9
-
£26,546 GBP
$35,569 USD
View
B+
Retailer 10
-
£27,308 GBP
$36,590 USD
View
B+
Retailer 11
-
£29,609 GBP
$39,673 USD
View
B
Retailer 12
-
£29,875 GBP
$40,029 USD
View
Most Expensive
B
MOH London
6E8DB6C9B · Oct 26
£39,205 GBP
View
12 more retailers have this diamond
Prices start from £23,877 GBPSave up to £15,328 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
3.03ct Heart
£23,877 GBP