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Marquise|Lab Grown|IGI

1.18ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG847681158

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847681158

Diamond specifications and retailer prices

From £149 GBP
$199 USD
As of October 30, 2026
Save £890 GBP (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,039 GBP at Michael Trio · As of October 30, 2026
View at Michael Trio

About this 1.18ct lab-grown marquise diamond

This 1.18ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG847681158 or 847681158. Listed at 14 retailers as of October 30, 2026, with prices from £149 to £1,039, a £890 spread on the same certified stone. Michael Trio lists it at £1,039. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847681158
Dimensions11.64 × 5.29 × 3.37 mm
L/W Ratio2.20
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.64 mm5.29 mm1.18 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847681158
Side View
Table 62.0%Crown 38.1°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.7%

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 30
Current: £1,039 GBP|Low: £149 GBP|High: £1,052 GBP|Avg: £509 GBP|-1.3%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 7£149 GBP
Retailer 14£170 GBP
Retailer 13£187 GBP
Retailer 10£228 GBP
Retailer 8£252 GBP
Retailer 9£339 GBP
Retailer 12£399 GBP
Retailer 5£427 GBP
Retailer 6£601 GBP
Retailer 11£635 GBP
Retailer 2£636 GBP
Retailer 4£714 GBP
Retailer 3£879 GBP
Michael Trio£1,039 GBP

3 data points across 14 retailers

14 retailers£149 GBP to £1,039 GBP

A
Cheapest Retailer
-
£149 GBP
$199 USD
A
Retailer 2
-
£170 GBP
$227 USD
View
Final sale: no returns
A
Retailer 3
-
£187 GBP
$249 USD
View
A
Retailer 4
-
£228 GBP
View
B+
Retailer 5
-
£252 GBP
$335 USD
View
A
Retailer 6
-
£339 GBP
View
B+
Retailer 7
-
£399 GBP
$532 USD
View
B+
Retailer 8
-
£427 GBP
$569 USD
View
B+
Retailer 9
-
£601 GBP
$800 USD
View
B+
Retailer 10
-
£635 GBP
$845 USD
View
B+
Retailer 11
-
£636 GBP
$847 USD
View
B
Retailer 12
-
£714 GBP
A$1,463 AUD
View
B
Retailer 13
-
£879 GBP
View
Most Expensive
B
Michael Trio
1143157373 · Oct 30
£1,039 GBP
SGD 1,870 SGD
View
13 more retailers have this diamond
Prices start from £149 GBPSave up to £890 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
1.18ct Marquise
£149 GBP