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Princess|Lab Grown|IGI

4.07ct D FL Princess Lab Grown Diamond

ID • D/FL • IGI LG780662052

Shape and cutting style on the report: Princess cut

Certificate IGI LG780662052

Diamond specifications and retailer prices

From £3,850 GBP
$5,127 USD
As of October 30, 2026
Save £22,635 GBP (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £26,485 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.07ct lab-grown princess diamond

This 4.07ct 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 LG780662052 or 780662052. Listed at 15 retailers as of October 30, 2026, with prices from £3,850 to £26,485, a £22,635 spread on the same certified stone. Do Amore Diamonds lists it at £26,485. 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 angle42.8°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662052
Dimensions8.75 × 8.56 × 6.29 mm
L/W Ratio1.02
Culet sizePointed
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
8.75 mm8.56 mm4.07 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662052
Side View
Table 62.0%Crown 42.8°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 73.5%

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: £26,485 GBP|Low: £3,850 GBP|High: £32,132 GBP|Avg: £9,318 GBP|-17.6%
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
Retailer 15
October 30, 2026
Retailer 2£3,850 GBP
Retailer 3£4,047 GBP
Retailer 5£4,047 GBP
Retailer 8£4,102 GBP
Retailer 9£4,479 GBP
Retailer 4£5,616 GBP
Retailer 13£5,852 GBP
Retailer 7£6,068 GBP
Retailer 15£6,920 GBP
Retailer 14£6,961 GBP
Retailer 10£8,605 GBP
Retailer 11£10,084 GBP
Retailer 12£12,355 GBP
Retailer 6£16,047 GBP
Do Amore Diamonds£26,485 GBP

34 data points across 15 retailers

15 retailers£3,850 GBP to £26,485 GBP

A
Cheapest Retailer
-
£3,850 GBP
$5,127 USD
A
Retailer 2
-
£4,047 GBP
$5,389 USD
View
A
Retailer 3
-
£4,047 GBP
$5,389 USD
View
A
Retailer 4
-
£4,102 GBP
$5,462 USD
View
A
Retailer 5
-
£4,479 GBP
$5,965 USD
View
A
Retailer 6
-
£5,616 GBP
$7,479 USD
View
A
Retailer 7
-
£5,852 GBP
$7,793 USD
View
A
Retailer 8
-
£6,068 GBP
$8,080 USD
View
Final sale: no returns
A
Retailer 9
-
£6,920 GBP
$9,215 USD
View
A
Retailer 10
-
£6,961 GBP
$9,270 USD
View
B+
Retailer 11
-
£8,605 GBP
€10,913 EUR
View
B+
Retailer 12
-
£10,084 GBP
View
B+
Retailer 13
-
£12,355 GBP
$16,454 USD
View
B
Retailer 14
-
£16,047 GBP
$21,370 USD
View
Most Expensive
B
Do Amore Diamonds
27-C16BD0E8F · Oct 30
£26,485 GBP
$35,270 USD
View
14 more retailers have this diamond
Prices start from £3,850 GBPSave up to £22,635 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
4.07ct Princess
£3,850 GBP