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Heart|Lab Grown|IGI

3.60ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG654498940

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG654498940

Diamond specifications and retailer prices

From £504 GBP
As of November 6, 2026
Save £1,955 GBP (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,458 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 3.6ct lab-grown heart diamond

This 3.6ct 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 LG654498940 or 654498940. Listed at 13 retailers as of November 1, 2026, with prices from £504 to £2,458, a £1,955 spread on the same certified stone. MOH London lists it at £2,458. 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

3.60
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG654498940
Dimensions10.90 × 9.55 × 5.95 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.90 mm9.55 mm3.60 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG654498940
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 54.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £2,458 GBP|Low: £504 GBP|High: £4,430 GBP|Avg: £1,431 GBP
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
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Retailer 16
November 6, 2026
Retailer 5£504 GBP
Retailer 4£548 GBP
Retailer 11£583 GBP
Retailer 14£688 GBP
Retailer 12£717 GBP
Retailer 2£760 GBP
Retailer 13£836 GBP
Retailer 6£891 GBP
Retailer 9£922 GBP
Retailer 3£951 GBP
Retailer 16£1,067 GBP
Retailer 10£1,491 GBP
Retailer 15£1,641 GBP
MOH London£2,458 GBP
Retailer 7£4,252 GBP
Retailer 8£4,430 GBP

11 data points across 16 retailers

13 retailers£504 GBP to £2,458 GBP

A
Cheapest Retailer
-
£504 GBP
A
Retailer 2
-
£548 GBP
View
A
Retailer 3
-
£583 GBP
View
A
Retailer 4
-
£688 GBP
View
A
Retailer 5
-
£717 GBP
View
A
Retailer 6
-
£760 GBP
View
A
Retailer 7
-
£836 GBP
View
A
Retailer 8
-
£922 GBP
View
A
Retailer 9
-
£951 GBP
View
B+
Retailer 10
-
£1,067 GBP
View
B
Retailer 11
-
£1,491 GBP
View
B+
Retailer 12
-
£1,641 GBP
View
Most Expensive
B
MOH London
LG654498940 · Nov 1
£2,458 GBP
View
12 more retailers have this diamond
Prices start from £504 GBPSave up to £1,955 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
3.60ct Heart
£504 GBP