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Marquise|Lab Grown|IGI

4.58ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG685579361

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG685579361

Diamond specifications and retailer prices

From £1,112 GBP
$1,492 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: £1,112 GBP at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 4.58ct lab-grown marquise diamond

This 4.58ct lab-grown marquise 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 LG685579361 or 685579361. Listed at a single retailer as of October 30, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

4.58
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685579361
Dimensions18.01 × 8.64 mm
L/W Ratio2.08
Girdle conditionFaceted
Culet sizePointed
Top View
18.01 mm8.64 mm4.58 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685579361
Side View
Table 62.0%Crown 34.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
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Price History

Last verified: Oct 30
Current: £1,112 GBP|Low: £721 GBP|High: £8,048 GBP|Avg: £2,893 GBP|+4.5%
B2C Jewels
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
September 23, 2026
Retailer 2£721 GBP
B2C Jewels£1,112 GBP
Retailer 4£1,391 GBP
Retailer 5£1,591 GBP
Retailer 3£1,623 GBP
Retailer 7£1,639 GBP
Retailer 12£2,007 GBP
Retailer 6£2,487 GBP
Retailer 8£2,755 GBP
Retailer 11£2,995 GBP
Retailer 10£3,984 GBP
Retailer 9£8,048 GBP

48 data points across 12 retailers

1 retailer

B+
B2C Jewels
28242400 · Oct 30
£1,112 GBP
$1,492 USD
View

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B+
4.58ct Marquise
£1,112 GBP