Princess|Lab Grown|IGI

4.56ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG632457329

Shape and cutting style on the report: Princess cut

Certificate IGI LG632457329

Diamond specifications and retailer prices

From £638 GBP
$855 USD
As of October 31, 2026
Save £3,571 GBP (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £4,209 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.56ct lab-grown princess diamond

This 4.56ct 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 LG632457329 or 632457329. Listed at 21 retailers as of October 31, 2026, with prices from £638 to £4,209, a £3,571 spread on the same certified stone. Brilliant Earth lists it at £4,209. 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

4.56
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632457329
Dimensions8.96 × 8.88 × 6.11 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
8.96 mm8.88 mm4.56 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632457329
Side View
Table 68.0%Crown 34.8°Girdle: MediumPavilion 36.2°Culet: NoneDepth 68.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £4,209 GBP|Low: £422 GBP|High: £4,366 GBP|Avg: £1,219 GBP|-3.6%
Brilliant Earth
Retailer 2
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October 31, 2026
Retailer 15£422 GBP
Retailer 14£472 GBP
Retailer 8£489 GBP
Retailer 4£515 GBP
Retailer 16£516 GBP
Retailer 3£542 GBP
Retailer 17£638 GBP
Retailer 9£832 GBP
Retailer 13£847 GBP
Retailer 5£847 GBP
Retailer 19£854 GBP
Retailer 20£1,079 GBP
Retailer 18£1,086 GBP
Retailer 6£1,172 GBP
Retailer 22£1,345 GBP
Retailer 2£1,425 GBP
Retailer 12£1,524 GBP
Retailer 10£1,725 GBP
Retailer 11£1,729 GBP
Retailer 7£1,754 GBP
Retailer 23£2,209 GBP
Retailer 21£2,355 GBP
Brilliant Earth£4,209 GBP

39 data points across 23 retailers

21 retailers£638 GBP to £4,209 GBP

Retailer 1
-
£422 GBP
$565 USD
Price last confirmed 39 days ago
Retailer 2
-
£472 GBP
$633 USD
View
Price last confirmed 38 days ago
Retailer 3
-
£515 GBP
View
Price last confirmed 14 days ago
Retailer 4
-
£516 GBP
$691 USD
View
Price last confirmed 34 days ago
Retailer 5
-
£542 GBP
$726 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
£638 GBP
$855 USD
View
B+
Retailer 7
-
£832 GBP
$1,115 USD
View
A
Retailer 8
-
£847 GBP
View
A
Retailer 9
-
£847 GBP
$1,135 USD
View
A
Retailer 10
-
£854 GBP
€1,090 EUR
View
A
Retailer 11
-
£1,079 GBP
ZAR 23,353 ZAR
View
A
Retailer 12
-
£1,086 GBP
A$2,238 AUD
View
B+
Retailer 13
-
£1,172 GBP
$1,570 USD
View
B+
Retailer 14
-
£1,345 GBP
$1,802 USD
View
B+
Retailer 15
-
£1,425 GBP
$1,910 USD
View
Retailer 16
-
£1,725 GBP
$2,311 USD
View
Price last confirmed 20 days ago
B+
Retailer 17
-
£1,729 GBP
$2,317 USD
View
B+
Retailer 18
-
£1,754 GBP
$2,350 USD
View
Retailer 19
-
£2,209 GBP
$2,960 USD
View
Price last confirmed 10 days ago
B
Retailer 20
-
£2,355 GBP
View
Most Expensive
B
Brilliant Earth
10167716A · Oct 31
£4,209 GBP
$5,640 USD
View
20 more retailers have this diamond
Prices start from £638 GBPSave up to £3,571 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
4.56ct Princess
£638 GBP