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Heart|Lab Grown|IGI

1.44ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG836607850

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836607850

Diamond specifications and retailer prices

From £295 GBP
As of November 4, 2026
Save £1,957 GBP (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £2,252 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.44ct lab-grown heart diamond

This 1.44ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836607850 or 836607850. Listed at 17 retailers as of November 4, 2026, with prices from £295 to £2,252, a £1,957 spread on the same certified stone. Brilliant Earth lists it at £2,252. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.44
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836607850
Dimensions6.94 × 7.61 × 4.56 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.94 mm7.61 mm1.44 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836607850
Side View
Table 57.0%Crown 37.7°Girdle: Slightly ThickPavilion 37.4°Culet: NoneDepth 59.9%

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 4
Current: £2,252 GBP|Low: £295 GBP|High: £3,178 GBP|Avg: £880 GBP|-29.1%
Brilliant Earth
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
Retailer 16
Retailer 17
November 5, 2026
Retailer 6£295 GBP
Retailer 7£353 GBP
Retailer 16£365 GBP
Retailer 17£365 GBP
Retailer 11£376 GBP
Retailer 12£474 GBP
Retailer 8£579 GBP
Retailer 2£594 GBP
Retailer 14£630 GBP
Retailer 15£633 GBP
Retailer 3£813 GBP
Retailer 13£887 GBP
Retailer 5£1,201 GBP
Retailer 9£1,318 GBP
Retailer 10£1,424 GBP
Retailer 4£1,535 GBP
Brilliant Earth£2,252 GBP

30 data points across 17 retailers

17 retailers£295 GBP to £2,252 GBP

A
Cheapest Retailer
-
£295 GBP
A
Retailer 2
-
£353 GBP
View
Final sale: no returns
A
Retailer 3
-
£365 GBP
View
Retailer 4
-
£365 GBP
View
Price last confirmed 11 days ago
A
Retailer 5
-
£376 GBP
View
A
Retailer 6
-
£474 GBP
View
A
Retailer 7
-
£579 GBP
View
A
Retailer 8
-
£594 GBP
View
A
Retailer 9
-
£630 GBP
View
A
Retailer 10
-
£633 GBP
View
B+
Retailer 11
-
£813 GBP
View
B+
Retailer 12
-
£887 GBP
View
B+
Retailer 13
-
£1,201 GBP
View
B+
Retailer 14
-
£1,318 GBP
View
B+
Retailer 15
-
£1,424 GBP
View
B
Retailer 16
-
£1,535 GBP
View
Most Expensive
B
Brilliant Earth
21641124A · Nov 4
£2,252 GBP
$3,040 USD
View
16 more retailers have this diamond
Prices start from £295 GBPSave up to £1,957 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
1.44ct Heart
£295 GBP