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Marquise|Lab Grown|IGI

0.73ct E VS1 Marquise Lab Grown Diamond

VG • E/VS1 • IGI LG770683843

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG770683843

Diamond specifications and retailer prices

From £99 GBP
$133 USD
As of October 30, 2026
Save £932 GBP (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,031 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.73ct lab-grown marquise diamond

This 0.73ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG770683843 or 770683843. Listed at 20 retailers as of October 29, 2026, with prices from £99 to £1,031, a £932 spread on the same certified stone. MOH London lists it at £1,031. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.73
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.9°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770683843
Dimensions9.83 × 4.50 × 3.00 mm
L/W Ratio2.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.83 mm4.50 mm0.73 ctE / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG770683843
Side View
Table 55.0%Crown 33.9°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 66.7%

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: £1,031 GBP|Low: £95 GBP|High: £1,038 GBP|Avg: £312 GBP|+0.6%
MOH London
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Retailer 19
October 31, 2026
Retailer 17£99 GBP
Retailer 8£110 GBP
Retailer 5£115 GBP
Retailer 3£123 GBP
Retailer 6£123 GBP
Retailer 19£166 GBP
Retailer 10£196 GBP
Retailer 12£198 GBP
Retailer 2£206 GBP
Retailer 14£222 GBP
Retailer 15£236 GBP
Retailer 13£268 GBP
Retailer 7£299 GBP
Retailer 4£395 GBP
Retailer 16£417 GBP
Retailer 11£437 GBP
Retailer 18£485 GBP
Retailer 9£648 GBP
MOH London£1,031 GBP

44 data points across 19 retailers

20 retailers£99 GBP to £1,031 GBP

A
Cheapest Retailer
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£99 GBP
$133 USD
A
Retailer 2
-
£110 GBP
$148 USD
View
Final sale: no returns
A
Retailer 3
-
£115 GBP
$154 USD
View
A
Retailer 4
-
£123 GBP
$165 USD
View
A
Retailer 5
-
£123 GBP
$165 USD
View
A
Retailer 6
-
£166 GBP
$222 USD
View
A
Retailer 7
-
£196 GBP
$263 USD
View
A
Retailer 8
-
£198 GBP
$265 USD
View
A
Retailer 9
-
£206 GBP
View
A
Retailer 10
-
£222 GBP
ZAR 4,805 ZAR
View
B+
Retailer 11
-
£236 GBP
€301 EUR
View
B+
Retailer 12
-
£268 GBP
View
B+
Retailer 13
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£299 GBP
$400 USD
View
B
Retailer 14
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£395 GBP
$529 USD
View
B
Retailer 15
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£417 GBP
$559 USD
View
B
Retailer 16
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£437 GBP
$585 USD
View
B
Retailer 17
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£485 GBP
$650 USD
View
B
Retailer 18
-
£648 GBP
View
B
Retailer 19
-
£731 GBP
$979 USD
View
Most Expensive
B
MOH London
LG770683843 · Oct 29
£1,031 GBP
View
19 more retailers have this diamond
Prices start from £99 GBPSave up to £932 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
0.73ct Marquise
£99 GBP