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Princess|Lab Grown|IGI

4.09ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG643446603

Shape and cutting style on the report: Princess cut

Certificate IGI LG643446603

Diamond specifications and retailer prices

From £574 GBP
$769 USD
As of October 30, 2026
Save £4,524 GBP (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £5,097 GBP at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 4.09ct lab-grown princess diamond

This 4.09ct lab-grown princess sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG643446603 or 643446603. Listed at 22 retailers as of October 30, 2026, with prices from £574 to £5,097, a £4,524 spread on the same certified stone. Do Amore Diamonds lists it at £5,097. 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
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643446603
Dimensions8.81 × 8.58 × 6.24 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.81 mm8.58 mm4.09 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643446603
Side View
Table 73.0%Crown 41.9°Girdle: MediumPavilion 39.1°Culet: NoneDepth 72.7%

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: £5,097 GBP|Low: £551 GBP|High: £5,097 GBP|Avg: £1,610 GBP
Do Amore Diamonds
Retailer 2
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Retailer 21
November 1, 2026
Retailer 21£574 GBP
Retailer 4£624 GBP
Retailer 5£642 GBP
Retailer 3£666 GBP
Retailer 8£666 GBP
Retailer 19£747 GBP
Retailer 16£799 GBP
Retailer 14£940 GBP
Retailer 11£975 GBP
Retailer 13£1,129 GBP
Retailer 17£1,563 GBP
Retailer 15£1,574 GBP
Retailer 20£1,582 GBP
Retailer 18£1,825 GBP
Retailer 12£2,025 GBP
Retailer 9£2,065 GBP
Retailer 6£2,122 GBP
Retailer 7£2,249 GBP
Retailer 2£2,753 GBP
Retailer 10£4,888 GBP
Do Amore Diamonds£5,097 GBP

44 data points across 21 retailers

22 retailers£574 GBP to £5,097 GBP

A
Cheapest Retailer
-
£574 GBP
$769 USD
A
Retailer 2
-
£624 GBP
$836 USD
View
A
Retailer 3
-
£642 GBP
$860 USD
View
Final sale: no returns
A
Retailer 4
-
£666 GBP
$892 USD
View
Retailer 5
-
£666 GBP
$892 USD
View
Price last confirmed 15 days ago
Retailer 6
-
£747 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
£799 GBP
$1,070 USD
View
A
Retailer 8
-
£869 GBP
$1,164 USD
View
A
Retailer 9
-
£940 GBP
$1,259 USD
View
A
Retailer 10
-
£975 GBP
$1,306 USD
View
A
Retailer 11
-
£1,129 GBP
View
B+
Retailer 12
-
£1,563 GBP
ZAR 33,841 ZAR
View
B+
Retailer 13
-
£1,574 GBP
A$3,244 AUD
View
B+
Retailer 14
-
£1,582 GBP
$2,120 USD
View
B+
Retailer 15
-
£1,825 GBP
$2,445 USD
View
B
Retailer 16
-
£2,025 GBP
View
B
Retailer 17
-
£2,065 GBP
$2,767 USD
View
B
Retailer 18
-
£2,122 GBP
$2,844 USD
View
B
Retailer 19
-
£2,249 GBP
$3,013 USD
View
B
Retailer 20
-
£2,621 GBP
$3,512 USD
View
B
Retailer 21
-
£2,753 GBP
View
Most Expensive
B
Do Amore Diamonds
27-18149E462 · Nov 1
£5,097 GBP
$6,830 USD
View
21 more retailers have this diamond
Prices start from £574 GBPSave up to £4,524 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
4.09ct Princess
£574 GBP