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Marquise|Lab Grown|IGI

4.60ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG811644537

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811644537

Diamond specifications and retailer prices

From £566 GBP
$759 USD
As of November 2, 2026
Save £6,275 GBP (92%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £6,841 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 4.6ct lab-grown marquise diamond

This 4.6ct 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 LG811644537 or 811644537. Listed at 20 retailers as of November 2, 2026, with prices from £566 to £6,841, a £6,275 spread on the same certified stone. Brilliant Earth lists it at £6,841. 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

4.60
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811644537
Dimensions18.00 × 8.53 × 5.17 mm
L/W Ratio2.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.00 mm8.53 mm4.60 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811644537
Side View
Table 62.0%Crown 34.2°Girdle: Slightly ThickPavilion 39.2°Culet: NoneDepth 60.6%

Caratlytics Score

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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: Nov 2
Current: £6,841 GBP|Low: £542 GBP|High: £8,018 GBP|Avg: £1,803 GBP|-14.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 3£566 GBP
Retailer 7£616 GBP
Retailer 8£633 GBP
Retailer 4£656 GBP
Retailer 16£786 GBP
Retailer 12£1,005 GBP
Retailer 2£1,061 GBP
Retailer 18£1,148 GBP
Retailer 15£1,396 GBP
Retailer 13£1,405 GBP
Retailer 9£1,531 GBP
Retailer 19£1,560 GBP
Retailer 6£1,844 GBP
Retailer 11£1,938 GBP
Retailer 17£2,033 GBP
Retailer 5£2,217 GBP
Retailer 14£2,472 GBP
Retailer 10£2,620 GBP
Brilliant Earth£6,841 GBP

43 data points across 19 retailers

20 retailers£566 GBP to £6,841 GBP

A
Cheapest Retailer
-
£566 GBP
$759 USD
A
Retailer 2
-
£616 GBP
$826 USD
View
A
Retailer 3
-
£633 GBP
$850 USD
View
Final sale: no returns
A
Retailer 4
-
£656 GBP
$880 USD
View
Retailer 5
-
£773 GBP
HK$8,100 HKD
View
Price last confirmed 59 days ago
A
Retailer 6
-
£786 GBP
$1,055 USD
View
A
Retailer 7
-
£1,005 GBP
View
A
Retailer 8
-
£1,061 GBP
$1,424 USD
View
A
Retailer 9
-
£1,148 GBP
€1,467 EUR
View
A
Retailer 10
-
£1,396 GBP
ZAR 30,267 ZAR
View
A
Retailer 11
-
£1,405 GBP
A$2,901 AUD
View
A
Retailer 12
-
£1,531 GBP
$2,054 USD
View
B+
Retailer 13
-
£1,560 GBP
$2,093 USD
View
B+
Retailer 14
-
£1,844 GBP
$2,475 USD
View
B+
Retailer 15
-
£1,938 GBP
$2,600 USD
View
B+
Retailer 16
-
£2,033 GBP
View
B+
Retailer 17
-
£2,217 GBP
$2,975 USD
View
B+
Retailer 18
-
£2,472 GBP
View
B
Retailer 19
-
£2,620 GBP
$3,516 USD
View
Most Expensive
B
Brilliant Earth
21559402A · Nov 2
£6,841 GBP
$9,180 USD
View
19 more retailers have this diamond
Prices start from £566 GBPSave up to £6,275 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
4.60ct Marquise
£566 GBP