Marquise|Lab Grown|IGI

0.50ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG803660140

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG803660140

Diamond specifications and retailer prices

From £98 GBP
$131 USD
As of October 24, 2026
Save £585 GBP (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £871 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.5ct lab-grown marquise diamond

This 0.5ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG803660140 or 803660140. Listed at 20 retailers as of October 24, 2026, with a 598% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.50
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.9°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803660140
Dimensions7.86 × 4.08 × 2.52 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.86 mm4.08 mm0.50 ctE / VVS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG803660140
Side View
Table 63.0%Crown 36.9°Girdle: STK-THKPavilion 38.9°Culet: NoneDepth 61.8%

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 24
Current: £871 GBP|Low: £81 GBP|High: £892 GBP|Avg: £295 GBP|-1.2%
MOH London
Retailer 2
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Retailer 20
October 31, 2026
Retailer 7£84 GBP
Retailer 11£94 GBP
Retailer 19£98 GBP
Retailer 16£111 GBP
Retailer 3£168 GBP
Retailer 17£187 GBP
Retailer 10£188 GBP
Retailer 5£205 GBP
Retailer 14£209 GBP
Retailer 2£245 GBP
Retailer 8£275 GBP
Retailer 15£284 GBP
Retailer 9£293 GBP
Retailer 13£306 GBP
Retailer 18£335 GBP
Retailer 20£336 GBP
Retailer 6£378 GBP
Retailer 12£546 GBP
Retailer 4£683 GBP
MOH London£871 GBP

42 data points across 20 retailers

20 retailers£98 GBP to £683 GBP

Retailer 1
-
£84 GBP
$113 USD
Price last confirmed 9 days ago
A
Retailer 2
-
£98 GBP
$131 USD
View
A
Retailer 3
-
£111 GBP
$149 USD
View
A
Retailer 4
-
£124 GBP
HK$1,300 HKD
View
A
Retailer 5
-
£168 GBP
$225 USD
View
A
Retailer 6
-
£187 GBP
€238 EUR
View
Retailer 7
-
£188 GBP
ZAR 4,072 ZAR
View
Price last confirmed 18 days ago
B+
Retailer 8
-
£205 GBP
$275 USD
View
B+
Retailer 9
-
£209 GBP
View
B+
Retailer 10
-
£245 GBP
$328 USD
View
B+
Retailer 11
-
£275 GBP
$368 USD
View
B+
Retailer 12
-
£284 GBP
View
B+
Retailer 13
-
£293 GBP
SGD 530 SGD
View
B+
Retailer 14
-
£306 GBP
$410 USD
View
B+
Retailer 15
-
£335 GBP
$449 USD
View
B+
Retailer 16
-
£336 GBP
$450 USD
View
B
Retailer 17
-
£378 GBP
$506 USD
View
Retailer 18
-
£546 GBP
View
Price last confirmed 15 days ago
B
Retailer 19
-
£683 GBP
$915 USD
View
Most Expensive
MOH London
LG803660140 · Oct 26
£871 GBP
View
Price under review
19 more retailers have this diamond
Prices start from £98 GBPSave up to £585 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
0.50ct Marquise
£98 GBP