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Heart|Lab Grown|IGI

1.50ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG836619902

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836619902

Diamond specifications and retailer prices

From £461 GBP
As of November 4, 2026
Save £2,235 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,696 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 LG836619902 or 836619902. Listed at 19 retailers as of November 4, 2026, with prices from £461 to £2,696, a £2,235 spread on the same certified stone. With Clarity lists it at £2,696. 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
Crown angle38.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619902
Dimensions6.96 × 7.68 × 4.71 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
6.96 mm7.68 mm1.50 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619902
Side View
Table 63.0%Crown 38.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
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: £2,244 GBP|Low: £461 GBP|High: £3,556 GBP|Avg: £1,404 GBP|-9.1%
Retailer 1
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
With Clarity
November 5, 2026
Retailer 9£461 GBP
Retailer 14£516 GBP
Retailer 12£529 GBP
Retailer 5£571 GBP
Retailer 15£667 GBP
Retailer 17£821 GBP
Retailer 16£852 GBP
Retailer 13£873 GBP
Retailer 10£886 GBP
Retailer 8£1,027 GBP
Retailer 3£1,253 GBP
Retailer 11£1,502 GBP
Retailer 7£1,751 GBP
Retailer 4£1,844 GBP
Retailer 6£1,916 GBP
Retailer 1£2,244 GBP
Retailer 2£2,482 GBP
With Clarity£2,696 GBP

30 data points across 18 retailers

19 retailers£461 GBP to £2,696 GBP

A
Cheapest Retailer
-
£461 GBP
A
Retailer 2
-
£516 GBP
View
A
Retailer 3
-
£529 GBP
View
Final sale: no returns
A
Retailer 4
-
£571 GBP
View
Retailer 5
-
£579 GBP
View
Price last confirmed 20 days ago
A
Retailer 6
-
£667 GBP
View
A
Retailer 7
-
£821 GBP
View
A
Retailer 8
-
£852 GBP
View
A
Retailer 9
-
£873 GBP
View
B+
Retailer 10
-
£886 GBP
View
B+
Retailer 11
-
£1,027 GBP
View
B+
Retailer 12
-
£1,253 GBP
View
B+
Retailer 13
-
£1,502 GBP
View
B+
Retailer 14
-
£1,751 GBP
View
B+
Retailer 15
-
£1,844 GBP
View
B+
Retailer 16
-
£1,916 GBP
View
B
Retailer 17
-
£2,244 GBP
View
B
Retailer 18
-
£2,482 GBP
View
Most Expensive
B
With Clarity
836619902 · Nov 5
£2,696 GBP
$3,639 USD
View
18 more retailers have this diamond
Prices start from £461 GBPSave up to £2,235 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
1.50ct Heart
£461 GBP