CaratHunter
Plans
Heart|Lab Grown|IGI

3.04ct F SI1 Heart Lab Grown Diamond

EX • F/SI1 • IGI LG622458594

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG622458594

Diamond specifications and retailer prices

From £357 GBP
As of November 6, 2026
Save £1,268 GBP (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,625 GBP at MOH London · As of November 3, 2026
View at MOH London

About this 3.04ct lab-grown heart diamond

This 3.04ct lab-grown heart sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG622458594 or 622458594. Listed at 15 retailers as of November 3, 2026, with prices from £357 to £1,625, a £1,268 spread on the same certified stone. MOH London lists it at £1,625. 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

3.04
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG622458594
Dimensions8.71 × 10.01 × 6.06 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.71 mm10.01 mm3.04 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG622458594
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 60.5%

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 6
Current: £1,625 GBP|Low: £343 GBP|High: £1,941 GBP|Avg: £811 GBP|-16.2%
MOH London
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
November 6, 2026
Retailer 12£357 GBP
Retailer 11£400 GBP
Retailer 3£442 GBP
Retailer 5£442 GBP
Retailer 7£487 GBP
Retailer 2£539 GBP
Retailer 9£549 GBP
Retailer 15£690 GBP
Retailer 4£719 GBP
Retailer 8£727 GBP
Retailer 14£790 GBP
Retailer 10£1,189 GBP
Retailer 6£1,403 GBP
Retailer 13£1,422 GBP
MOH London£1,625 GBP

43 data points across 15 retailers

15 retailers£357 GBP to £1,625 GBP

A
Cheapest Retailer
-
£357 GBP
A
Retailer 2
-
£400 GBP
View
A
Retailer 3
-
£442 GBP
View
Retailer 4
-
£442 GBP
View
Price last confirmed 21 days ago
A
Retailer 5
-
£487 GBP
View
A
Retailer 6
-
£539 GBP
View
A
Retailer 7
-
£549 GBP
View
A
Retailer 8
-
£690 GBP
View
A
Retailer 9
-
£719 GBP
View
A
Retailer 10
-
£727 GBP
View
B+
Retailer 11
-
£790 GBP
View
B
Retailer 12
-
£1,189 GBP
View
B
Retailer 13
-
£1,403 GBP
View
B
Retailer 14
-
£1,422 GBP
View
Most Expensive
B
MOH London
LG622458594 · Nov 3
£1,625 GBP
View
14 more retailers have this diamond
Prices start from £357 GBPSave up to £1,268 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
3.04ct Heart
£357 GBP