Princess|Lab Grown|IGI

4.57ct E VS1 Princess Lab Grown Diamond

ID • E/VS1 • IGI LG839623273

Shape and cutting style on the report: Princess cut

Certificate IGI LG839623273

Diamond specifications and retailer prices

From £678 GBP
HK$7,100 HKD
As of October 31, 2026
Save £1,778 GBP (72%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,220 GBP at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 4.57ct lab-grown princess diamond

This 4.57ct lab-grown princess sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839623273 or 839623273. Listed at 11 retailers as of October 29, 2026, with a 262% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.57
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839623273
Dimensions9.19 × 9.13 × 6.41 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.19 mm9.13 mm4.57 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839623273
Side View
Table 71.0%Crown 40.1°Girdle: MediumPavilion 38.2°Culet: NoneDepth 70.2%

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 31
Current: £3,220 GBP|Low: £678 GBP|High: £3,243 GBP|Avg: £1,668 GBP|-0.7%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 6£678 GBP
Retailer 8£861 GBP
Retailer 2£920 GBP
Retailer 9£945 GBP
Retailer 4£952 GBP
Retailer 10£1,493 GBP
Retailer 11£2,001 GBP
Retailer 7£2,084 GBP
Retailer 3£2,321 GBP
Retailer 5£2,456 GBP
Rare Carat£3,220 GBP

32 data points across 11 retailers

11 retailers£678 GBP to £2,456 GBP

A
Cheapest Retailer
-
£678 GBP
HK$7,100 HKD
A
Retailer 2
-
£861 GBP
$1,154 USD
View
A
Retailer 3
-
£920 GBP
View
B+
Retailer 4
-
£945 GBP
$1,266 USD
View
A
Retailer 5
-
£952 GBP
€1,215 EUR
View
B+
Retailer 6
-
£1,493 GBP
$2,000 USD
View
B+
Retailer 7
-
£2,001 GBP
$2,681 USD
View
B+
Retailer 8
-
£2,084 GBP
$2,792 USD
View
Retailer 9
-
£2,321 GBP
A$4,785 AUD
View
Price last confirmed 24 days ago
B
Retailer 10
-
£2,456 GBP
View
Most Expensive
Rare Carat
KI2736232KF839 · Oct 18
£3,220 GBP
$4,315 USD
View
Price last confirmed 14 days ago
10 more retailers have this diamond
Prices start from £678 GBPSave up to £1,778 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
4.57ct Princess
£678 GBP