Princess|Lab Grown|IGI

4.50ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG738518831

Shape and cutting style on the report: Princess cut

Certificate IGI LG738518831

Diamond specifications and retailer prices

From £864 GBP
$1,158 USD
As of October 30, 2026
9 retailers carry this diamond
Most expensive: £2,301 GBP at Rare Carat · As of September 9, 2026
View at Rare Carat

About this 4.5ct lab-grown princess diamond

This 4.5ct 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 LG738518831 or 738518831. Listed at 9 retailers as of October 30, 2026. 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

4.50
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG738518831
Dimensions9.01 × 8.75 × 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
9.01 mm8.75 mm4.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG738518831
Side View
Table 73.0%Crown 48°Girdle: STK-THKPavilion 37.8°Culet: NoneDepth 71.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £2,301 GBP|Low: £312 GBP|High: £2,301 GBP|Avg: £1,148 GBP
Rare Carat
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
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Retailer 18
September 30, 2026
Retailer 17£426 GBP
Retailer 9£472 GBP
Retailer 11£516 GBP
Retailer 13£545 GBP
Retailer 5£634 GBP
Retailer 10£708 GBP
Retailer 15£781 GBP
Retailer 2£864 GBP
Retailer 3£921 GBP
Retailer 18£949 GBP
Retailer 12£1,125 GBP
Retailer 14£1,128 GBP
Retailer 4£1,376 GBP
Retailer 8£1,537 GBP
Retailer 6£1,554 GBP
Retailer 7£1,916 GBP
Retailer 16£1,995 GBP
Rare Carat£2,301 GBP

14 data points across 18 retailers

9 retailers

Retailer 1
-
£391 GBP
$524 USD
Price last confirmed 39 days ago
Retailer 2
-
£438 GBP
$587 USD
View
Price last confirmed 37 days ago
Retailer 3
-
£466 GBP
$625 USD
View
Price last confirmed 32 days ago
Retailer 4
-
£516 GBP
HK$5,400 HKD
View
Price last confirmed 31 days ago
A
Retailer 5
-
£864 GBP
$1,158 USD
View
Retailer 6
-
£921 GBP
ZAR 19,942 ZAR
View
Price last confirmed 33 days ago
Retailer 7
-
£949 GBP
A$1,957 AUD
View
Price last confirmed 33 days ago
Retailer 8
-
£1,128 GBP
$1,512 USD
View
Price last confirmed 32 days ago
Most Expensive
Rare Carat
10V738518831 · Sep 9
£2,301 GBP
$3,084 USD
View
Price last confirmed 52 days ago
8 more retailers have this diamond
Prices start from £864 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
4.50ct Princess
£864 GBP