CaratHunter
Plans
Princess|Lab Grown|IGI

4.09ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG653412334

Shape and cutting style on the report: Princess cut

Certificate IGI LG653412334

Diamond specifications and retailer prices

From £426 GBP
$571 USD
As of October 30, 2026
Save £2,962 GBP (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £3,388 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 LG653412334 or 653412334. Listed at 24 retailers as of October 30, 2026, with prices from £426 to £3,388, a £2,962 spread on the same certified stone. Brilliant Earth lists it at £3,388. 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 angle43.6°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653412334
Dimensions8.68 × 8.68 × 6.05 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.68 mm8.68 mm4.09 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653412334
Side View
Table 70.0%Crown 43.6°Girdle: MediumPavilion 37.3°Culet: NoneDepth 69.7%

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: £3,388 GBP|Low: £399 GBP|High: £3,388 GBP|Avg: £1,163 GBP|+17.0%
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 19£426 GBP
Retailer 15£478 GBP
Retailer 18£502 GBP
Retailer 11£502 GBP
Retailer 21£528 GBP
Retailer 6£627 GBP
Retailer 4£709 GBP
Retailer 3£765 GBP
Retailer 2£826 GBP
Retailer 20£830 GBP
Retailer 14£975 GBP
Retailer 17£1,059 GBP
Retailer 7£1,081 GBP
Retailer 16£1,196 GBP
Retailer 13£1,390 GBP
Retailer 8£1,535 GBP
Retailer 9£1,702 GBP
Retailer 10£1,713 GBP
Retailer 5£1,862 GBP
Retailer 12£2,066 GBP
Brilliant Earth£3,388 GBP

30 data points across 21 retailers

24 retailers£426 GBP to £3,388 GBP

A
Cheapest Retailer
-
£426 GBP
$571 USD
A
Retailer 2
-
£478 GBP
$640 USD
View
Retailer 3
-
£494 GBP
$662 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
£494 GBP
$662 USD
View
A
Retailer 5
-
£502 GBP
View
A
Retailer 6
-
£502 GBP
$673 USD
View
Final sale: no returns
A
Retailer 7
-
£528 GBP
$708 USD
View
A
Retailer 8
-
£627 GBP
$840 USD
View
B+
Retailer 9
-
£709 GBP
$950 USD
View
A
Retailer 10
-
£765 GBP
$1,025 USD
View
A
Retailer 11
-
£826 GBP
View
A
Retailer 12
-
£830 GBP
€1,059 EUR
View
Retailer 13
-
£975 GBP
ZAR 21,108 ZAR
View
Price last confirmed 8 days ago
B+
Retailer 14
-
£1,059 GBP
A$2,184 AUD
View
B+
Retailer 15
-
£1,081 GBP
$1,448 USD
View
B+
Retailer 16
-
£1,196 GBP
$1,602 USD
View
B+
Retailer 17
-
£1,390 GBP
$1,863 USD
View
B+
Retailer 18
-
£1,535 GBP
View
B+
Retailer 19
-
£1,600 GBP
$2,144 USD
View
B
Retailer 20
-
£1,702 GBP
$2,281 USD
View
B+
Retailer 21
-
£1,713 GBP
$2,295 USD
View
B+
Retailer 22
-
£1,862 GBP
$2,495 USD
View
B
Retailer 23
-
£2,066 GBP
View
Most Expensive
B
Brilliant Earth
12160490A · Oct 30
£3,388 GBP
$4,540 USD
View
23 more retailers have this diamond
Prices start from £426 GBPSave up to £2,962 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
£426 GBP