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Marquise|Lab Grown|IGI

1.54ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG784698976

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784698976

Diamond specifications and retailer prices

From £493 GBP
$661 USD
As of November 1, 2026
Save £1,876 GBP (79%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £2,369 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.54ct lab-grown marquise diamond

This 1.54ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784698976 or 784698976. Listed at 20 retailers as of November 1, 2026, with prices from £493 to £2,369, a £1,876 spread on the same certified stone. MOH London lists it at £2,369. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784698976
Dimensions12.00 × 5.98 × 3.76 mm
L/W Ratio2.01
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
12.00 mm5.98 mm1.54 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784698976
Side View
Table 59.0%Crown 36.3°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.9%

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: Nov 1
Current: £2,369 GBP|Low: £484 GBP|High: £2,467 GBP|Avg: £1,277 GBP|-0.7%
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
Retailer 15
November 2, 2026
Retailer 12£493 GBP
Retailer 6£591 GBP
Retailer 3£622 GBP
Retailer 9£704 GBP
Retailer 15£732 GBP
Retailer 8£846 GBP
Retailer 4£857 GBP
Retailer 2£938 GBP
Retailer 14£1,332 GBP
Retailer 11£1,654 GBP
Retailer 13£1,725 GBP
Retailer 5£1,803 GBP
Retailer 7£1,862 GBP
Retailer 10£2,124 GBP
MOH London£2,369 GBP

20 data points across 15 retailers

20 retailers£493 GBP to £2,369 GBP

A
Cheapest Retailer
-
£493 GBP
$661 USD
Final sale: no returns
Retailer 2
-
£519 GBP
$697 USD
View
Price last confirmed 20 days ago
Retailer 3
-
£563 GBP
$756 USD
View
Price last confirmed 18 days ago
A
Retailer 4
-
£591 GBP
HK$6,200 HKD
View
Retailer 5
-
£600 GBP
$805 USD
View
Price last confirmed 18 days ago
Retailer 6
-
£607 GBP
$815 USD
View
Price last confirmed 21 days ago
A
Retailer 7
-
£622 GBP
$835 USD
View
A
Retailer 8
-
£704 GBP
$945 USD
View
A
Retailer 9
-
£732 GBP
$982 USD
View
A
Retailer 10
-
£846 GBP
View
A
Retailer 11
-
£857 GBP
€1,095 EUR
View
A
Retailer 12
-
£938 GBP
ZAR 20,332 ZAR
View
B+
Retailer 13
-
£1,332 GBP
$1,788 USD
View
B+
Retailer 14
-
£1,654 GBP
$2,220 USD
View
Retailer 15
-
£1,709 GBP
$2,293 USD
View
Price last confirmed 20 days ago
B+
Retailer 16
-
£1,725 GBP
SGD 3,128 SGD
View
B+
Retailer 17
-
£1,803 GBP
$2,420 USD
View
Retailer 18
-
£1,862 GBP
View
Price last confirmed 18 days ago
B+
Retailer 19
-
£2,124 GBP
$2,850 USD
View
Most Expensive
B
MOH London
LG784698976 · Nov 1
£2,369 GBP
View
19 more retailers have this diamond
Prices start from £493 GBPSave up to £1,876 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
1.54ct Marquise
£493 GBP