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Marquise|Lab Grown|IGI

0.73ct E VS1 Marquise Lab Grown Diamond

VG • E/VS1 • IGI LG689510720

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG689510720

Diamond specifications and retailer prices

From £88 GBP
$118 USD
As of October 30, 2026
Save £825 GBP (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £913 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 LG689510720 or 689510720. Listed at 21 retailers as of October 29, 2026, with prices from £88 to £913, a £825 spread on the same certified stone. MOH London lists it at £913. 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 angle33.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689510720
Dimensions4.73 × 9.83 × 2.81 mm
L/W Ratio2.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.73 mm9.83 mm0.73 ctE / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG689510720
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.4%

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: £913 GBP|Low: £88 GBP|High: £913 GBP|Avg: £297 GBP|+45.2%
MOH London
Retailer 2
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Retailer 18
October 31, 2026
Retailer 18£88 GBP
Retailer 3£99 GBP
Retailer 13£116 GBP
Retailer 15£116 GBP
Retailer 10£125 GBP
Retailer 14£193 GBP
Retailer 12£197 GBP
Retailer 7£212 GBP
Retailer 2£223 GBP
Retailer 11£237 GBP
Retailer 4£241 GBP
Retailer 17£286 GBP
Retailer 16£390 GBP
Retailer 6£392 GBP
Retailer 9£485 GBP
Retailer 5£569 GBP
Retailer 8£694 GBP
MOH London£913 GBP

40 data points across 18 retailers

21 retailers£88 GBP to £913 GBP

A
Cheapest Retailer
-
£88 GBP
$118 USD
A
Retailer 2
-
£99 GBP
$132 USD
View
Final sale: no returns
Retailer 3
-
£103 GBP
$138 USD
View
Price last confirmed 29 days ago
A
Retailer 4
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£116 GBP
$155 USD
View
A
Retailer 5
-
£116 GBP
$155 USD
View
Retailer 6
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£125 GBP
$167 USD
View
Price last confirmed 32 days ago
Retailer 7
-
£131 GBP
$176 USD
View
Price last confirmed 32 days ago
A
Retailer 8
-
£193 GBP
$258 USD
View
A
Retailer 9
-
£197 GBP
ZAR 4,254 ZAR
View
A
Retailer 10
-
£212 GBP
$284 USD
View
A
Retailer 11
-
£223 GBP
View
A
Retailer 12
-
£237 GBP
View
Retailer 13
-
£245 GBP
$329 USD
View
Price last confirmed 75 days ago
B+
Retailer 14
-
£286 GBP
$383 USD
View
B+
Retailer 15
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£390 GBP
$522 USD
View
B+
Retailer 16
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£392 GBP
$526 USD
View
Retailer 17
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£428 GBP
$573 USD
View
Price last confirmed 31 days ago
Retailer 18
-
£485 GBP
$650 USD
View
Price last confirmed 13 days ago
B
Retailer 19
-
£569 GBP
View
B
Retailer 20
-
£694 GBP
$930 USD
View
Most Expensive
C
MOH London
LG689510720 · Oct 29
£913 GBP
View
20 more retailers have this diamond
Prices start from £88 GBPSave up to £825 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
£88 GBP