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Marquise|Lab Grown|IGI

1.59ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG762545636

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG762545636

Diamond specifications and retailer prices

From £725 GBP
$971 USD
As of October 30, 2026
Save £2,022 GBP (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,747 GBP at MOH London · As of October 27, 2026
View at MOH London

About this 1.59ct lab-grown marquise diamond

This 1.59ct 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 LG762545636 or 762545636. Listed at 14 retailers as of October 27, 2026, with prices from £725 to £2,747, a £2,022 spread on the same certified stone. MOH London lists it at £2,747. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762545636
Dimensions12.81 × 5.99 × 3.66 mm
L/W Ratio2.14
Girdle conditionFaceted
Culet sizePointed
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
12.81 mm5.99 mm1.59 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762545636
Side View
Table 58.0%Crown 34.4°Girdle: THN-MEDPavilion 39.2°Culet: NoneDepth 61.1%

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: £2,747 GBP|Low: £725 GBP|High: £3,439 GBP|Avg: £1,847 GBP|-11.6%
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
Retailer 14
October 31, 2026
Retailer 13£725 GBP
Retailer 11£842 GBP
Retailer 3£946 GBP
Retailer 14£1,105 GBP
Retailer 2£1,125 GBP
Retailer 8£1,176 GBP
Retailer 9£1,345 GBP
Retailer 6£1,411 GBP
Retailer 12£1,880 GBP
Retailer 4£2,241 GBP
Retailer 10£2,526 GBP
Retailer 5£2,612 GBP
Retailer 7£2,657 GBP
MOH London£2,747 GBP

44 data points across 14 retailers

14 retailers£725 GBP to £2,747 GBP

A
Cheapest Retailer
-
£725 GBP
$971 USD
A
Retailer 2
-
£842 GBP
$1,128 USD
View
A
Retailer 3
-
£946 GBP
HK$9,900 HKD
View
A
Retailer 4
-
£1,105 GBP
$1,480 USD
View
A
Retailer 5
-
£1,125 GBP
View
A
Retailer 6
-
£1,176 GBP
€1,501 EUR
View
B+
Retailer 7
-
£1,345 GBP
ZAR 29,118 ZAR
View
B+
Retailer 8
-
£1,411 GBP
A$2,908 AUD
View
Retailer 9
-
£1,880 GBP
$2,519 USD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
£2,241 GBP
$3,003 USD
View
B
Retailer 11
-
£2,526 GBP
$3,385 USD
View
B
Retailer 12
-
£2,612 GBP
$3,500 USD
View
B
Retailer 13
-
£2,657 GBP
$3,560 USD
View
Most Expensive
B
MOH London
LG762545636 · Oct 27
£2,747 GBP
View
13 more retailers have this diamond
Prices start from £725 GBPSave up to £2,022 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
1.59ct Marquise
£725 GBP