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Asscher|Lab Grown|IGI

1.04ct E IF Asscher Lab Grown Diamond

ID • E/IF • IGI LG665409329

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG665409329

Diamond specifications and retailer prices

From £210 GBP
$280 USD
As of October 30, 2026
Save £999 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,209 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.04ct lab-grown asscher diamond

This 1.04ct lab-grown asscher 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 LG665409329 or 665409329. Listed at 19 retailers as of October 28, 2026, with prices from £210 to £1,209, a £999 spread on the same certified stone. Brilliant Earth lists it at £1,209. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665409329
Dimensions5.59 × 5.56 × 3.69 mm
L/W Ratio1.01
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
5.59 mm5.56 mm1.04 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665409329
Side View
Table 58.0%Crown 31.7°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
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: £1,209 GBP|Low: £148 GBP|High: £1,232 GBP|Avg: £599 GBP|-1.8%
Brilliant Earth
Retailer 2
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Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
October 30, 2026
Retailer 14£210 GBP
Retailer 4£234 GBP
Retailer 5£390 GBP
Retailer 9£396 GBP
Retailer 10£401 GBP
Retailer 16£417 GBP
Retailer 2£444 GBP
Retailer 15£456 GBP
Retailer 11£568 GBP
Retailer 3£617 GBP
Retailer 12£634 GBP
Retailer 7£788 GBP
Retailer 8£840 GBP
Retailer 13£936 GBP
Retailer 6£1,017 GBP
Brilliant Earth£1,209 GBP

44 data points across 16 retailers

19 retailers£210 GBP to £1,209 GBP

A
Cheapest Retailer
-
£210 GBP
$280 USD
Final sale: no returns
A
Retailer 2
-
£234 GBP
$311 USD
View
A
Retailer 3
-
£353 GBP
$470 USD
View
A
Retailer 4
-
£390 GBP
$519 USD
View
A
Retailer 5
-
£396 GBP
€502 EUR
View
A
Retailer 6
-
£401 GBP
ZAR 8,620 ZAR
View
A
Retailer 7
-
£417 GBP
$555 USD
View
A
Retailer 8
-
£444 GBP
View
A
Retailer 9
-
£456 GBP
$607 USD
View
B+
Retailer 10
-
£568 GBP
A$1,163 AUD
View
B+
Retailer 11
-
£617 GBP
$822 USD
View
B+
Retailer 12
-
£634 GBP
A$1,298 AUD
View
B+
Retailer 13
-
£788 GBP
$1,050 USD
View
B+
Retailer 14
-
£857 GBP
$1,141 USD
View
Retailer 15
-
£876 GBP
$1,167 USD
View
Price last confirmed 81 days ago
B+
Retailer 16
-
£936 GBP
View
B
Retailer 17
-
£950 GBP
View
B
Retailer 18
-
£1,017 GBP
$1,355 USD
View
Most Expensive
B
Brilliant Earth
14720179A · Oct 28
£1,209 GBP
$1,610 USD
View
18 more retailers have this diamond
Prices start from £210 GBPSave up to £999 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
1.04ct Asscher
£210 GBP