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Heart|Lab Grown|IGI

1.52ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG836617667

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836617667

Diamond specifications and retailer prices

From £488 GBP
As of November 4, 2026
Save £2,653 GBP (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £3,142 GBP at With Clarity · As of November 3, 2026
View at With Clarity

About this 1.52ct lab-grown heart diamond

This 1.52ct 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 LG836617667 or 836617667. Listed at 20 retailers as of November 3, 2026, with prices from £488 to £3,142, a £2,653 spread on the same certified stone. With Clarity lists it at £3,142. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.52
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836617667
Dimensions6.81 × 7.81 × 4.74 mm
L/W Ratio1.15
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.81 mm7.81 mm1.52 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836617667
Side View
Table 60.0%Crown 39.2°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 60.7%

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 4
Current: £2,379 GBP|Low: £488 GBP|High: £4,292 GBP|Avg: £1,480 GBP|-16.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
With Clarity
November 5, 2026
Retailer 8£488 GBP
Retailer 3£531 GBP
Retailer 19£566 GBP
Retailer 6£616 GBP
Retailer 13£639 GBP
Retailer 14£696 GBP
Retailer 7£747 GBP
Retailer 11£753 GBP
Retailer 4£847 GBP
Retailer 12£896 GBP
Retailer 18£923 GBP
Retailer 16£1,040 GBP
Retailer 15£1,281 GBP
Retailer 2£1,592 GBP
Retailer 9£1,863 GBP
Retailer 5£1,953 GBP
Retailer 10£2,214 GBP
Retailer 1£2,379 GBP
Retailer 17£2,607 GBP
With Clarity£3,142 GBP

31 data points across 20 retailers

20 retailers£488 GBP to £3,142 GBP

A
Cheapest Retailer
-
£488 GBP
A
Retailer 2
-
£531 GBP
View
A
Retailer 3
-
£566 GBP
View
A
Retailer 4
-
£616 GBP
View
Final sale: no returns
A
Retailer 5
-
£639 GBP
View
A
Retailer 6
-
£696 GBP
View
A
Retailer 7
-
£747 GBP
View
Retailer 8
-
£753 GBP
View
Price last confirmed 19 days ago
A
Retailer 9
-
£847 GBP
View
B+
Retailer 10
-
£896 GBP
View
B+
Retailer 11
-
£923 GBP
View
B+
Retailer 12
-
£1,040 GBP
View
B+
Retailer 13
-
£1,281 GBP
View
B+
Retailer 14
-
£1,592 GBP
View
B+
Retailer 15
-
£1,863 GBP
View
B+
Retailer 16
-
£1,953 GBP
View
B
Retailer 17
-
£2,214 GBP
View
B
Retailer 18
-
£2,379 GBP
View
B
Retailer 19
-
£2,607 GBP
View
Most Expensive
B
With Clarity
836617667 · Nov 3
£3,142 GBP
$4,241 USD
View
19 more retailers have this diamond
Prices start from £488 GBPSave up to £2,653 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
1.52ct Heart
£488 GBP