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Heart|Lab Grown|IGI

4.07ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG804659113

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804659113

Diamond specifications and retailer prices

From £9,123 GBP
$12,224 USD
As of October 30, 2026
Save £20,280 GBP (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £29,404 GBP at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 4.07ct lab-grown heart diamond

This 4.07ct 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 LG804659113 or 804659113. Listed at 10 retailers as of October 27, 2026, with prices from £9,123 to £29,404, a £20,280 spread on the same certified stone. Wholesale Diamonds Direct lists it at £29,404. 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

4.07
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804659113
Dimensions11.15 × 9.56 × 6.62 mm
L/W Ratio1.17
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
11.15 mm9.56 mm4.07 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804659113
Side View
Table 61.0%Crown 36.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £22,521 GBP|Low: £7,283 GBP|High: £30,619 GBP|Avg: £16,705 GBP|+1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
October 29, 2026
Retailer 2£7,283 GBP
Retailer 8£9,123 GBP
Retailer 11£9,704 GBP
Retailer 10£10,318 GBP
Retailer 5£12,763 GBP
Retailer 4£15,949 GBP
Retailer 6£16,091 GBP
Retailer 9£18,006 GBP
Retailer 7£19,352 GBP
Retailer 1£22,521 GBP
Wholesale Diamonds Direct£29,404 GBP
Retailer 3£30,619 GBP

15 data points across 12 retailers

10 retailers£9,123 GBP to £29,404 GBP

B+
Cheapest Retailer
-
£9,123 GBP
$12,224 USD
B+
Retailer 2
-
£9,704 GBP
$13,002 USD
View
B+
Retailer 3
-
£10,318 GBP
$13,825 USD
View
Retailer 4
-
£12,763 GBP
View
Price last confirmed 11 days ago
B+
Retailer 5
-
£15,949 GBP
View
B
Retailer 6
-
£16,091 GBP
$21,560 USD
View
B
Retailer 7
-
£19,352 GBP
$25,929 USD
View
B
Retailer 8
-
£22,521 GBP
ZAR 487,500 ZAR
View
Most Expensive
B
Wholesale Diamonds Direct
260819738 · Oct 27
£29,404 GBP
$39,398 USD
View
8 more retailers have this diamond
Prices start from £9,123 GBPSave up to £20,280 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.

B+
4.07ct Heart
£9,123 GBP