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Marquise|Lab Grown|IGI

1.58ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG787623245

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787623245

Diamond specifications and retailer prices

From £716 GBP
$960 USD
As of October 30, 2026
Save £2,025 GBP (74%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,741 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.58ct lab-grown marquise diamond

This 1.58ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG787623245 or 787623245. Listed at 13 retailers as of October 29, 2026, with prices from £716 to £2,741, a £2,025 spread on the same certified stone. MOH London lists it at £2,741. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787623245
Dimensions12.18 × 6.15 × 3.79 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.18 mm6.15 mm1.58 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787623245
Side View
Table 61.0%Crown 34.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.6%

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: £2,741 GBP|Low: £716 GBP|High: £3,594 GBP|Avg: £1,922 GBP|-12.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 12£716 GBP
Retailer 9£837 GBP
Retailer 3£946 GBP
Retailer 13£1,099 GBP
Retailer 2£1,118 GBP
Retailer 7£1,168 GBP
Retailer 5£1,406 GBP
Retailer 11£1,868 GBP
Retailer 8£2,511 GBP
Retailer 4£2,596 GBP
Retailer 6£2,642 GBP
Retailer 10£2,696 GBP
MOH London£2,741 GBP

43 data points across 13 retailers

13 retailers£716 GBP to £2,741 GBP

A
Cheapest Retailer
-
£716 GBP
$960 USD
A
Retailer 2
-
£837 GBP
$1,122 USD
View
A
Retailer 3
-
£946 GBP
HK$9,900 HKD
View
A
Retailer 4
-
£1,099 GBP
$1,472 USD
View
A
Retailer 5
-
£1,118 GBP
View
A
Retailer 6
-
£1,168 GBP
€1,491 EUR
View
B+
Retailer 7
-
£1,406 GBP
A$2,898 AUD
View
Retailer 8
-
£1,868 GBP
$2,503 USD
View
Price last confirmed 7 days ago
B
Retailer 9
-
£2,511 GBP
$3,365 USD
View
B
Retailer 10
-
£2,596 GBP
$3,479 USD
View
B
Retailer 11
-
£2,642 GBP
$3,540 USD
View
B
Retailer 12
-
£2,696 GBP
$3,612 USD
View
Most Expensive
B
MOH London
LG787623245 · Oct 29
£2,741 GBP
View
12 more retailers have this diamond
Prices start from £716 GBPSave up to £2,025 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
1.58ct Marquise
£716 GBP