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Asscher|Lab Grown|IGI

1.03ct E FL Asscher Lab Grown Diamond

ID • E/FL • IGI LG778670312

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG778670312

Diamond specifications and retailer prices

From £148 GBP
$197 USD
As of October 27, 2026
Save £1,271 GBP (90%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,419 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.03ct lab-grown asscher diamond

This 1.03ct lab-grown asscher sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778670312 or 778670312. Listed at 8 retailers as of October 27, 2026, with prices from £148 to £1,419, a £1,271 spread on the same certified stone. Do Amore Diamonds lists it at £1,419. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778670312
Dimensions5.67 × 5.66 × 3.53 mm
L/W Ratio1.00
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
5.67 mm5.66 mm1.03 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778670312
Side View
Table 63.0%Crown 32.7°Girdle: Slightly ThickPavilion 42.6°Culet: NoneDepth 62.4%

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 27
Current: £1,419 GBP|Low: £148 GBP|High: £2,441 GBP|Avg: £919 GBP|-34.6%
Do Amore Diamonds
Retailer 2
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Retailer 8
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Retailer 12
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Retailer 16
October 29, 2026
Retailer 12£148 GBP
Retailer 11£171 GBP
Retailer 15£308 GBP
Retailer 10£320 GBP
Retailer 14£447 GBP
Retailer 13£597 GBP
Retailer 9£651 GBP
Retailer 6£746 GBP
Retailer 16£777 GBP
Retailer 3£777 GBP
Retailer 5£779 GBP
Retailer 2£815 GBP
Do Amore Diamonds£1,419 GBP
Retailer 7£1,442 GBP
Retailer 4£1,491 GBP
Retailer 8£1,852 GBP

26 data points across 16 retailers

8 retailers£148 GBP to £1,419 GBP

A
Cheapest Retailer
-
£148 GBP
$197 USD
A
Retailer 2
-
£171 GBP
$228 USD
View
A
Retailer 3
-
£308 GBP
$410 USD
View
Final sale: no returns
A
Retailer 4
-
£320 GBP
$426 USD
View
B+
Retailer 5
-
£597 GBP
$795 USD
View
B+
Retailer 6
-
£651 GBP
$867 USD
View
B+
Retailer 7
-
£815 GBP
View
Most Expensive
B
Do Amore Diamonds
27-DC464AE5F · Oct 29
£1,419 GBP
$1,890 USD
View
7 more retailers have this diamond
Prices start from £148 GBPSave up to £1,271 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
1.03ct Asscher
£148 GBP