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Heart|Lab Grown|IGI

4.11ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG784642612

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG784642612

Diamond specifications and retailer prices

From £2,976 GBP
$3,987 USD
As of October 30, 2026
Save £17,586 GBP (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £20,561 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.11ct lab-grown heart diamond

This 4.11ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784642612 or 784642612. Listed at 12 retailers as of October 29, 2026, with prices from £2,976 to £20,561, a £17,586 spread on the same certified stone. Do Amore Diamonds lists it at £20,561. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.11
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642612
Dimensions10.88 × 9.53 × 6.82 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.88 mm9.53 mm4.11 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642612
Side View
Table 60.0%Crown 37.2°Girdle: STK-THKPavilion 41.5°Culet: NoneDepth 62.7%

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: Oct 30
Current: £20,561 GBP|Low: £2,949 GBP|High: £23,024 GBP|Avg: £7,474 GBP|-10.7%
Do Amore Diamonds
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
October 30, 2026
Retailer 7£2,976 GBP
Retailer 14£3,132 GBP
Retailer 10£3,227 GBP
Retailer 3£3,394 GBP
Retailer 13£3,508 GBP
Retailer 4£3,938 GBP
Retailer 11£4,597 GBP
Retailer 12£4,781 GBP
Retailer 9£5,368 GBP
Retailer 5£7,518 GBP
Retailer 8£7,965 GBP
Retailer 2£9,426 GBP
Retailer 6£11,475 GBP
Do Amore Diamonds£20,561 GBP

28 data points across 14 retailers

12 retailers£2,976 GBP to £20,561 GBP

A
Cheapest Retailer
-
£2,976 GBP
$3,987 USD
A
Retailer 2
-
£3,132 GBP
$4,196 USD
View
A
Retailer 3
-
£3,227 GBP
$4,324 USD
View
A
Retailer 4
-
£3,394 GBP
$4,548 USD
View
A
Retailer 5
-
£3,508 GBP
$4,700 USD
View
A
Retailer 6
-
£3,938 GBP
$5,276 USD
View
Final sale: no returns
A
Retailer 7
-
£4,597 GBP
$6,160 USD
View
A
Retailer 8
-
£4,781 GBP
$6,406 USD
View
A
Retailer 9
-
£5,368 GBP
$7,193 USD
View
B+
Retailer 10
-
£7,965 GBP
View
B+
Retailer 11
-
£9,426 GBP
$12,630 USD
View
Most Expensive
B
Do Amore Diamonds
27-CD3E7BA56 · Oct 29
£20,561 GBP
$27,550 USD
View
11 more retailers have this diamond
Prices start from £2,976 GBPSave up to £17,586 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
4.11ct Heart
£2,976 GBP