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Heart|Lab Grown|IGI

1.41ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG845632625

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG845632625

Diamond specifications and retailer prices

From £346 GBP
As of November 4, 2026
Save £1,862 GBP (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,207 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.41ct lab-grown heart diamond

This 1.41ct 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 LG845632625 or 845632625. Listed at 13 retailers as of November 4, 2026, with prices from £346 to £2,207, a £1,862 spread on the same certified stone. Brilliant Earth lists it at £2,207. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.41
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845632625
Dimensions6.83 × 7.65 × 4.47 mm
L/W Ratio1.12
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
6.83 mm7.65 mm1.41 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845632625
Side View
Table 64.0%Crown 39.9°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 58.4%

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: £644 GBP|Low: £346 GBP|High: £1,401 GBP|Avg: £824 GBP|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 2£346 GBP
Retailer 6£368 GBP
Retailer 8£467 GBP
Retailer 9£564 GBP
Retailer 7£569 GBP
Retailer 1£644 GBP
Retailer 10£782 GBP
Retailer 11£1,005 GBP
Retailer 4£1,127 GBP
Retailer 12£1,179 GBP
Retailer 3£1,292 GBP
Retailer 5£1,396 GBP

4 data points across 12 retailers

13 retailers£346 GBP to £2,207 GBP

A
Cheapest Retailer
-
£346 GBP
Final sale: no returns
A
Retailer 2
-
£368 GBP
View
A
Retailer 3
-
£467 GBP
View
A
Retailer 4
-
£564 GBP
View
A
Retailer 5
-
£569 GBP
View
A
Retailer 6
-
£644 GBP
View
B+
Retailer 7
-
£782 GBP
View
B+
Retailer 8
-
£1,005 GBP
View
B+
Retailer 9
-
£1,127 GBP
View
B
Retailer 10
-
£1,179 GBP
View
B
Retailer 11
-
£1,292 GBP
View
B
Retailer 12
-
£1,396 GBP
View
Most Expensive
B
Brilliant Earth
22439180A · Nov 4
£2,207 GBP
$2,980 USD
View
12 more retailers have this diamond
Prices start from £346 GBPSave up to £1,862 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
1.41ct Heart
£346 GBP