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Asscher|Lab Grown|IGI

1.40ct E FL Asscher Lab Grown Diamond

ID • E/FL • IGI LG840635033

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG840635033

Diamond specifications and retailer prices

From £236 GBP
$314 USD
As of October 27, 2026
Save £2,130 GBP (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £2,365 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.4ct lab-grown asscher diamond

This 1.4ct lab-grown asscher sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840635033 or 840635033. Listed at 18 retailers as of October 27, 2026, with prices from £236 to £2,365, a £2,130 spread on the same certified stone. Brilliant Earth lists it at £2,365. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840635033
Dimensions6.23 × 6.17 × 4.09 mm
L/W Ratio1.01
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
6.23 mm6.17 mm1.40 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840635033
Side View
Table 64.0%Crown 33.3°Girdle: MediumPavilion 40.2°Culet: NoneDepth 66.3%

Caratlytics Score

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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 27
Current: £521 GBP|Low: £236 GBP|High: £1,660 GBP|Avg: £665 GBP|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
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Retailer 11
Retailer 12
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Retailer 17
October 30, 2026
Retailer 7£236 GBP
Retailer 3£264 GBP
Retailer 4£292 GBP
Retailer 5£311 GBP
Retailer 13£409 GBP
Retailer 17£475 GBP
Retailer 10£475 GBP
Retailer 2£483 GBP
Retailer 12£502 GBP
Retailer 1£521 GBP
Retailer 16£782 GBP
Retailer 14£858 GBP
Retailer 6£935 GBP
Retailer 9£974 GBP
Retailer 8£1,048 GBP
Retailer 11£1,178 GBP
Retailer 15£1,660 GBP

15 data points across 17 retailers

18 retailers£236 GBP to £2,365 GBP

A
Cheapest Retailer
-
£236 GBP
$314 USD
A
Retailer 2
-
£264 GBP
$352 USD
View
Final sale: no returns
A
Retailer 3
-
£292 GBP
$389 USD
View
Retailer 4
-
£311 GBP
View
Price last confirmed 13 days ago
A
Retailer 5
-
£409 GBP
$545 USD
View
A
Retailer 6
-
£475 GBP
$633 USD
View
A
Retailer 7
-
£475 GBP
€603 EUR
View
A
Retailer 8
-
£483 GBP
$643 USD
View
A
Retailer 9
-
£502 GBP
ZAR 10,806 ZAR
View
A
Retailer 10
-
£521 GBP
View
B+
Retailer 11
-
£782 GBP
$1,041 USD
View
B+
Retailer 12
-
£858 GBP
$1,142 USD
View
B+
Retailer 13
-
£935 GBP
SGD 1,682 SGD
View
B+
Retailer 14
-
£974 GBP
$1,297 USD
View
B+
Retailer 15
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£1,048 GBP
$1,395 USD
View
B+
Retailer 16
-
£1,178 GBP
View
Retailer 17
-
£1,660 GBP
$2,210 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21861709A · Oct 28
£2,365 GBP
$3,150 USD
View
17 more retailers have this diamond
Prices start from £236 GBPSave up to £2,130 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
1.40ct Asscher
£236 GBP