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Princess|Lab Grown|IGI

4.29ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG576341495

Shape and cutting style on the report: Princess cut

Certificate IGI LG576341495

Diamond specifications and retailer prices

From £678 GBP
$908 USD
As of October 30, 2026
Save £2,046 GBP (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £2,724 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.29ct lab-grown princess diamond

This 4.29ct 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 LG576341495 or 576341495. Listed at 4 retailers as of October 30, 2026, with prices from £678 to £2,724, a £2,046 spread on the same certified stone. Brilliant Earth lists it at £2,724. 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

4.29
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG576341495
Dimensions9.04 × 8.85 × 6.16 mm
L/W Ratio1.02
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
9.04 mm8.85 mm4.29 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG576341495
Side View
Table 71.0%Crown 44.3°Girdle: MediumPavilion 38.2°Culet: NoneDepth 69.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £2,724 GBP|Low: £671 GBP|High: £3,135 GBP|Avg: £1,353 GBP|-13.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 3£678 GBP
Retailer 2£771 GBP
Retailer 7£779 GBP
Retailer 5£883 GBP
Retailer 8£908 GBP
Retailer 10£1,090 GBP
Retailer 6£1,626 GBP
Retailer 9£1,895 GBP
Retailer 4£2,056 GBP
Brilliant Earth£2,724 GBP

10 data points across 10 retailers

4 retailers£678 GBP to £2,724 GBP

B+
Cheapest Retailer
-
£678 GBP
$908 USD
A
Retailer 2
-
£771 GBP
€984 EUR
View
Retailer 3
-
£2,056 GBP
$2,755 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21837182A · Oct 30
£2,724 GBP
$3,650 USD
View
3 more retailers have this diamond
Prices start from £678 GBPSave up to £2,046 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
4.29ct Princess
£678 GBP