Marquise|Lab Grown|IGI

5.06ct E VVS2 Marquise Lab Grown Diamond

ID • E/VVS2 • IGI LG840656866

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840656866

Diamond specifications and retailer prices

From £658 GBP
$876 USD
As of October 27, 2026
Save £2,996 GBP (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £6,022 GBP at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

About this 5.06ct lab-grown marquise diamond

This 5.06ct 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 LG840656866 or 840656866. Listed at 23 retailers as of October 27, 2026, with a 455% 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

5.06
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840656866
Dimensions17.29 × 8.86 × 5.57 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.29 mm8.86 mm5.06 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840656866
Side View
Table 61.0%Crown 38.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.9%

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: Oct 27
Current: £815 GBP|Low: £658 GBP|High: £3,704 GBP|Avg: £1,579 GBP|-2.2%
Retailer 1
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Retailer 21
October 30, 2026
Retailer 5£658 GBP
Retailer 2£716 GBP
Retailer 9£737 GBP
Retailer 15£763 GBP
Retailer 14£770 GBP
Retailer 1£815 GBP
Retailer 7£894 GBP
Retailer 4£1,087 GBP
Retailer 21£1,093 GBP
Retailer 20£1,157 GBP
Retailer 12£1,173 GBP
Retailer 17£1,550 GBP
Retailer 13£1,552 GBP
Retailer 6£1,697 GBP
Retailer 8£1,857 GBP
Retailer 19£2,145 GBP
Retailer 18£2,261 GBP
Retailer 11£2,563 GBP
Retailer 10£2,647 GBP
Retailer 16£2,874 GBP
Retailer 3£3,654 GBP

22 data points across 21 retailers

23 retailers£658 GBP to £3,654 GBP

A
Cheapest Retailer
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£658 GBP
$876 USD
A
Retailer 2
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£716 GBP
$953 USD
View
A
Retailer 3
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£737 GBP
$981 USD
View
Final sale: no returns
A
Retailer 4
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£763 GBP
$1,016 USD
View
Retailer 5
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£770 GBP
$1,025 USD
View
Price last confirmed 12 days ago
A
Retailer 6
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£815 GBP
View
A
Retailer 7
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£894 GBP
$1,190 USD
View
A
Retailer 8
-
£1,087 GBP
$1,447 USD
View
B+
Retailer 9
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£1,093 GBP
$1,455 USD
View
A
Retailer 10
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£1,157 GBP
€1,467 EUR
View
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Retailer 11
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£1,173 GBP
View
A
Retailer 12
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£1,550 GBP
ZAR 33,342 ZAR
View
Retailer 13
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£1,552 GBP
A$3,179 AUD
View
Price last confirmed 8 days ago
A
Retailer 14
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£1,697 GBP
$2,260 USD
View
A
Retailer 15
-
£1,857 GBP
$2,473 USD
View
A
Retailer 16
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£2,145 GBP
$2,856 USD
View
B+
Retailer 17
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£2,261 GBP
$3,011 USD
View
B+
Retailer 18
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£2,563 GBP
SGD 4,613 SGD
View
B+
Retailer 19
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£2,647 GBP
$3,526 USD
View
B+
Retailer 20
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£2,874 GBP
View
Retailer 21
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£3,393 GBP
A$6,952 AUD
View
Price last confirmed 21 days ago
B+
Retailer 22
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£3,654 GBP
$4,866 USD
View
Most Expensive
Helzberg Diamonds
ZXZOKGMLMOMM · Oct 13
£6,022 GBP
$8,019 USD
View
Price last confirmed 17 days ago
22 more retailers have this diamond
Prices start from £658 GBPSave up to £2,996 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
5.06ct Marquise
£658 GBP