Marquise|Lab Grown|IGI

5.09ct E VVS2 Marquise Lab Grown Diamond

ID • E/VVS2 • IGI LG834610811

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG834610811

Diamond specifications and retailer prices

From £604 GBP
$804 USD
As of October 30, 2026
Save £2,136 GBP (78%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £6,332 GBP at Queensmith · As of October 10, 2026
View at Queensmith

About this 5.09ct lab-grown marquise diamond

This 5.09ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG834610811 or 834610811. Listed at 21 retailers as of October 29, 2026, with a 354% 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

5.09
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834610811
Dimensions17.67 × 9.11 × 5.67 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.67 mm9.11 mm5.09 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834610811
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
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: Oct 30
Current: £604 GBP|Low: £604 GBP|High: £3,420 GBP|Avg: £1,727 GBP|-24.1%
Retailer 1
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October 30, 2026
Retailer 1£604 GBP
Retailer 19£682 GBP
Retailer 6£701 GBP
Retailer 14£727 GBP
Retailer 11£797 GBP
Retailer 3£800 GBP
Retailer 8£1,040 GBP
Retailer 12£1,117 GBP
Retailer 17£1,477 GBP
Retailer 15£1,590 GBP
Retailer 9£1,615 GBP
Retailer 10£1,774 GBP
Retailer 2£1,866 GBP
Retailer 4£2,014 GBP
Retailer 18£2,044 GBP
Retailer 5£2,275 GBP
Retailer 20£2,305 GBP
Retailer 7£2,519 GBP
Retailer 16£2,740 GBP
Retailer 13£3,415 GBP

30 data points across 20 retailers

21 retailers£604 GBP to £2,740 GBP

A
Cheapest Retailer
-
£604 GBP
$804 USD
A
Retailer 2
-
£682 GBP
$908 USD
View
A
Retailer 3
-
£701 GBP
$934 USD
View
Final sale: no returns
A
Retailer 4
-
£727 GBP
$968 USD
View
Retailer 5
-
£797 GBP
$1,062 USD
View
Price last confirmed 13 days ago
A
Retailer 6
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£800 GBP
$1,065 USD
View
B+
Retailer 7
-
£1,040 GBP
$1,385 USD
View
A
Retailer 8
-
£1,117 GBP
View
A
Retailer 9
-
£1,477 GBP
ZAR 31,779 ZAR
View
A
Retailer 10
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£1,590 GBP
€2,016 EUR
View
Retailer 11
-
£1,615 GBP
A$3,308 AUD
View
Price last confirmed 8 days ago
A
Retailer 12
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£1,774 GBP
$2,362 USD
View
A
Retailer 13
-
£1,866 GBP
$2,485 USD
View
B+
Retailer 14
-
£2,014 GBP
View
B+
Retailer 15
-
£2,044 GBP
$2,722 USD
View
B+
Retailer 16
-
£2,275 GBP
$3,030 USD
View
B+
Retailer 17
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£2,305 GBP
$3,069 USD
View
B+
Retailer 18
-
£2,519 GBP
$3,354 USD
View
B+
Retailer 19
-
£2,740 GBP
View
Retailer 20
-
£3,415 GBP
A$6,996 AUD
View
Price last confirmed 21 days ago
Most Expensive
Queensmith
LG834610811 · Oct 10
£6,332 GBP
View
Price last confirmed 19 days ago
20 more retailers have this diamond
Prices start from £604 GBPSave up to £2,136 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
5.09ct Marquise
£604 GBP