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Princess|Lab Grown|IGI

4.09ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG768603293

Shape and cutting style on the report: Princess cut

Certificate IGI LG768603293

Diamond specifications and retailer prices

From £1,422 GBP
CA$2,646 CAD
As of October 30, 2026
Save £629 GBP (31%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,051 GBP at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 4.09ct lab-grown princess diamond

This 4.09ct lab-grown princess sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG768603293 or 768603293. Listed at 3 retailers as of October 30, 2026, with prices from £1,422 to £2,051, a £629 spread on the same certified stone. The Diamond Guys lists it at £2,051. 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

4.09
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768603293
Dimensions8.82 × 8.67 mm
L/W Ratio1.02
Culet sizePointed
Top View
8.82 mm8.67 mm4.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768603293
Side View
Table 71.0%Crown 42.3°Girdle: MediumPavilion 38°Culet: NoneDepth 70.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: £777 GBP|Low: £556 GBP|High: £3,617 GBP|Avg: £1,687 GBP|-5.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 9
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Retailer 11
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Retailer 14
The Diamond Guys
August 31, 2026
Retailer 11£567 GBP
Retailer 13£579 GBP
Retailer 8£681 GBP
Retailer 1£777 GBP
Retailer 7£917 GBP
Retailer 2£1,119 GBP
Retailer 9£1,388 GBP
Retailer 5£1,422 GBP
Retailer 12£1,754 GBP
Retailer 3£1,829 GBP
Retailer 4£2,006 GBP
The Diamond Guys£2,051 GBP
Retailer 6£2,834 GBP
Retailer 14£3,289 GBP
Retailer 10£3,321 GBP

68 data points across 15 retailers

3 retailers£1,422 GBP to £2,051 GBP

B+
Cheapest Retailer
-
£1,422 GBP
CA$2,646 CAD
Retailer 2
-
£2,006 GBP
A$4,136 AUD
View
Price last confirmed 121 days ago
Most Expensive
B
The Diamond Guys
1951066566 · Nov 1
£2,051 GBP
$2,748 USD
View
2 more retailers have this diamond
Prices start from £1,422 GBPSave up to £629 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+
4.09ct Princess
£1,422 GBP