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Heart|Lab Grown|IGI

1.50ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG846664924

Certificate IGI LG846664924

Diamond specifications and retailer prices

From £2,234 GBP
As of November 5, 2026
Save £895 GBP (29%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £3,129 GBP at With Clarity · As of November 5, 2026
View at With Clarity

About this 1.5ct lab-grown heart diamond

This 1.5ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846664924 or 846664924. Listed at 3 retailers as of November 5, 2026, with prices from £2,234 to £3,129, a £895 spread on the same certified stone. With Clarity lists it at £3,129. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG846664924
Dimensions7.42 × 7.97 × 4.50 mm
L/W Ratio1.07
Top View
7.42 mm7.97 mm1.50 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846664924
Side View
Table 60.0%CrownGirdlePavilionCulet: NoneDepth 56.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: £2,234 GBP|Low: £2,234 GBP|High: £7,882 GBP|Avg: £5,282 GBP
Retailer 1
Retailer 2
With Clarity
November 5, 2026
Retailer 1£2,234 GBP
With Clarity£3,129 GBP
Retailer 2£7,882 GBP

2 data points across 3 retailers

3 retailers£2,234 GBP to £3,129 GBP

B
Cheapest Retailer
-
£2,234 GBP
Most Expensive
B
With Clarity
846664924 · Nov 5
£3,129 GBP
$4,224 USD
View
1 more retailer has this diamond
Prices start from £2,234 GBPSave up to £895 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
1.50ct Heart
£2,234 GBP