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Marquise|Lab Grown|IGI

1.10ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG724541912

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG724541912

Diamond specifications and retailer prices

From £155 GBP
$208 USD
As of October 30, 2026
Save £1,330 GBP (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,485 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.1ct lab-grown marquise diamond

This 1.1ct 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 LG724541912 or 724541912. Listed at 10 retailers as of October 30, 2026, with prices from £155 to £1,485, a £1,330 spread on the same certified stone. Do Amore Diamonds lists it at £1,485. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.10
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724541912
Dimensions11.02 × 5.46 × 3.30 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.02 mm5.46 mm1.10 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724541912
Side View
Table 62.0%Crown 32.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,485 GBP|Low: £155 GBP|High: £1,754 GBP|Avg: £638 GBP|-15.3%
Do Amore Diamonds
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
October 31, 2026
Retailer 8£155 GBP
Retailer 13£180 GBP
Retailer 15£209 GBP
Retailer 12£331 GBP
Retailer 3£351 GBP
Retailer 10£427 GBP
Retailer 6£491 GBP
Retailer 14£522 GBP
Retailer 7£602 GBP
Retailer 2£620 GBP
Retailer 11£682 GBP
Retailer 9£855 GBP
Retailer 5£992 GBP
Retailer 4£1,053 GBP
Do Amore Diamonds£1,485 GBP

27 data points across 15 retailers

10 retailers£155 GBP to £1,485 GBP

A
Cheapest Retailer
-
£155 GBP
$208 USD
A
Retailer 2
-
£180 GBP
$241 USD
View
A
Retailer 3
-
£209 GBP
$280 USD
View
Final sale: no returns
A
Retailer 4
-
£331 GBP
$444 USD
View
A
Retailer 5
-
£427 GBP
$572 USD
View
B+
Retailer 6
-
£522 GBP
A$1,076 AUD
View
B+
Retailer 7
-
£620 GBP
$831 USD
View
B+
Retailer 8
-
£682 GBP
$914 USD
View
B+
Retailer 9
-
£855 GBP
View
Most Expensive
B
Do Amore Diamonds
27-564DE2563 · Oct 31
£1,485 GBP
$1,990 USD
View
9 more retailers have this diamond
Prices start from £155 GBPSave up to £1,330 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
1.10ct Marquise
£155 GBP