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Marquise|Lab Grown|IGI

1.09ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG700514632

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG700514632

Diamond specifications and retailer prices

From £168 GBP
$225 USD
As of November 2, 2026
Save £784 GBP (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £952 GBP at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.09ct lab-grown marquise diamond

This 1.09ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG700514632 or 700514632. Listed at 15 retailers as of November 1, 2026, with prices from £168 to £952, a £784 spread on the same certified stone. Reve Diamonds lists it at £952. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700514632
Dimensions10.93 × 5.40 × 3.32 mm
L/W Ratio2.02
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
10.93 mm5.40 mm1.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700514632
Side View
Table 60.0%Crown 33.8°Girdle: MediumPavilion 40.3°Culet: NoneDepth 61.5%

Caratlytics Score

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A+
Exceptional
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 2
Current: £386 GBP|Low: £168 GBP|High: £1,022 GBP|Avg: £498 GBP|-13.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
Reve Diamonds
November 2, 2026
Retailer 2£168 GBP
Retailer 3£188 GBP
Retailer 13£196 GBP
Retailer 10£209 GBP
Retailer 6£215 GBP
Retailer 5£355 GBP
Retailer 1£386 GBP
Retailer 11£441 GBP
Retailer 14£484 GBP
Retailer 15£509 GBP
Retailer 12£671 GBP
Retailer 7£672 GBP
Retailer 9£673 GBP
Retailer 4£710 GBP
Retailer 8£836 GBP
Reve Diamonds£952 GBP

34 data points across 16 retailers

15 retailers£168 GBP to £952 GBP

A+
Cheapest Retailer
-
£168 GBP
$225 USD
A
Retailer 2
-
£188 GBP
$252 USD
View
Final sale: no returns
A
Retailer 3
-
£196 GBP
$262 USD
View
A
Retailer 4
-
£209 GBP
$280 USD
View
Retailer 5
-
£215 GBP
$288 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
£355 GBP
$475 USD
View
A
Retailer 7
-
£386 GBP
View
A
Retailer 8
-
£441 GBP
$591 USD
View
A
Retailer 9
-
£484 GBP
$649 USD
View
A
Retailer 10
-
£509 GBP
A$1,049 AUD
View
B+
Retailer 11
-
£671 GBP
$899 USD
View
B+
Retailer 12
-
£673 GBP
$902 USD
View
B+
Retailer 13
-
£710 GBP
$951 USD
View
B+
Retailer 14
-
£836 GBP
View
Most Expensive
B+
Reve Diamonds
EC612A7EF · Nov 1
£952 GBP
$1,275 USD
View
14 more retailers have this diamond
Prices start from £168 GBPSave up to £784 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+
1.09ct Marquise
£168 GBP