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Princess|Lab Grown|IGI

4.08ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG787623448

Shape and cutting style on the report: Princess cut

Certificate IGI LG787623448

Diamond specifications and retailer prices

From £4,801 GBP
$6,393 USD
As of October 30, 2026
Save £15,291 GBP (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £20,091 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.08ct lab-grown princess diamond

This 4.08ct lab-grown princess 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 LG787623448 or 787623448. Listed at 11 retailers as of October 30, 2026, with prices from £4,801 to £20,091, a £15,291 spread on the same certified stone. Taylor and Hart lists it at £20,091. 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

4.08
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787623448
Dimensions8.77 × 8.69 × 6.23 mm
L/W Ratio1.01
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
8.77 mm8.69 mm4.08 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787623448
Side View
Table 65.0%Crown 42.6°Girdle: MediumPavilion 38.2°Culet: NoneDepth 71.7%

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: Oct 30
Current: £7,526 GBP|Low: £4,801 GBP|High: £39,671 GBP|Avg: £13,848 GBP|-8.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
October 30, 2026
Retailer 10£4,801 GBP
Retailer 8£5,526 GBP
Retailer 11£7,186 GBP
Retailer 4£7,362 GBP
Retailer 7£7,457 GBP
Retailer 1£7,526 GBP
Retailer 5£11,512 GBP
Retailer 6£12,821 GBP
Retailer 2£16,085 GBP
Retailer 9£18,873 GBP
Taylor and Hart£20,091 GBP
Retailer 3£39,671 GBP

35 data points across 12 retailers

11 retailers£4,801 GBP to £20,091 GBP

A
Cheapest Retailer
-
£4,801 GBP
$6,393 USD
A
Retailer 2
-
£5,526 GBP
$7,359 USD
View
A
Retailer 3
-
£7,186 GBP
$9,570 USD
View
A
Retailer 4
-
£7,362 GBP
View
A
Retailer 5
-
£7,457 GBP
$9,930 USD
View
A
Retailer 6
-
£7,526 GBP
HK$78,300 HKD
View
B+
Retailer 7
-
£11,512 GBP
€14,600 EUR
View
B+
Retailer 8
-
£12,821 GBP
View
B
Retailer 9
-
£16,085 GBP
$21,420 USD
View
B
Retailer 10
-
£18,873 GBP
$25,133 USD
View
Most Expensive
B
Taylor and Hart
4SK5WR9 · Oct 30
£20,091 GBP
$26,755 USD
View
10 more retailers have this diamond
Prices start from £4,801 GBPSave up to £15,291 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
4.08ct Princess
£4,801 GBP