Princess|Lab Grown|IGI

2.50ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG546223320

Shape and cutting style on the report: Princess cut

Certificate IGI LG546223320

Diamond specifications and retailer prices

From £337 GBP
$451 USD
As of October 30, 2026
Save £2,246 GBP (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £2,582 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.5ct lab-grown princess diamond

This 2.5ct lab-grown princess sits in the two to three carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG546223320 or 546223320. Listed at 21 retailers as of October 29, 2026, with prices from £337 to £2,582, a £2,246 spread on the same certified stone. Brilliant Earth lists it at £2,582. 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

2.50
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG546223320
Dimensions7.39 × 7.31 × 5.30 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.39 mm7.31 mm2.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG546223320
Side View
Table 71.0%Crown 40.9°Girdle: MediumPavilion 39.6°Culet: NoneDepth 72.5%

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: £2,582 GBP|Low: £337 GBP|High: £2,709 GBP|Avg: £938 GBP|-4.7%
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
October 31, 2026
Retailer 4£337 GBP
Retailer 10£376 GBP
Retailer 16£377 GBP
Retailer 5£417 GBP
Retailer 19£417 GBP
Retailer 3£502 GBP
Retailer 12£522 GBP
Retailer 8£655 GBP
Retailer 9£680 GBP
Retailer 2£690 GBP
Retailer 13£926 GBP
Retailer 14£1,006 GBP
Retailer 6£1,121 GBP
Retailer 11£1,217 GBP
Retailer 18£1,314 GBP
Retailer 17£1,340 GBP
Retailer 15£1,535 GBP
Retailer 7£1,561 GBP
Brilliant Earth£2,582 GBP

42 data points across 19 retailers

21 retailers£337 GBP to £2,582 GBP

A
Cheapest Retailer
-
£337 GBP
$451 USD
A
Retailer 2
-
£376 GBP
$504 USD
View
Final sale: no returns
A
Retailer 3
-
£377 GBP
$505 USD
View
A
Retailer 4
-
£417 GBP
$559 USD
View
Retailer 5
-
£417 GBP
$559 USD
View
Price last confirmed 15 days ago
Retailer 6
-
£502 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
£522 GBP
$700 USD
View
A
Retailer 8
-
£628 GBP
$842 USD
View
A
Retailer 9
-
£655 GBP
$877 USD
View
A
Retailer 10
-
£680 GBP
$911 USD
View
A
Retailer 11
-
£690 GBP
View
B+
Retailer 12
-
£926 GBP
A$1,909 AUD
View
B+
Retailer 13
-
£1,006 GBP
ZAR 21,774 ZAR
View
B+
Retailer 14
-
£1,121 GBP
$1,502 USD
View
Retailer 15
-
£1,217 GBP
View
Price last confirmed 24 days ago
B
Retailer 16
-
£1,314 GBP
$1,760 USD
View
B+
Retailer 17
-
£1,340 GBP
$1,796 USD
View
B
Retailer 18
-
£1,365 GBP
$1,828 USD
View
B
Retailer 19
-
£1,535 GBP
View
B
Retailer 20
-
£1,561 GBP
$2,091 USD
View
Most Expensive
B
Brilliant Earth
6323641A · Oct 29
£2,582 GBP
$3,460 USD
View
20 more retailers have this diamond
Prices start from £337 GBPSave up to £2,246 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
2.50ct Princess
£337 GBP