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Asscher|Lab Grown|IGI

1.03ct E SI1 Asscher Lab Grown Diamond

ID • E/SI1 • IGI LG467152878

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG467152878

Diamond specifications and retailer prices

From £122 GBP
$163 USD
As of October 30, 2026
Save £923 GBP (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,045 GBP at Do Amore Diamonds · As of October 31, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG467152878 or 467152878. Listed at 13 retailers as of October 30, 2026, with prices from £122 to £1,045, a £923 spread on the same certified stone. Do Amore Diamonds lists it at £1,045. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.03
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle24.4°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG467152878
Dimensions5.55 × 5.51 × 3.42 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
5.55 mm5.51 mm1.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG467152878
Side View
Table 66.5%Crown 24.4°Girdle: Slightly ThickPavilion 38.7°Culet: NoneDepth 62.1%

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: £1,045 GBP|Low: £113 GBP|High: £1,045 GBP|Avg: £380 GBP
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
October 31, 2026
Retailer 3£122 GBP
Retailer 10£210 GBP
Retailer 11£229 GBP
Retailer 5£260 GBP
Retailer 2£262 GBP
Retailer 7£282 GBP
Retailer 9£317 GBP
Retailer 8£336 GBP
Retailer 12£425 GBP
Retailer 4£553 GBP
Retailer 6£698 GBP
Do Amore Diamonds£1,045 GBP

44 data points across 12 retailers

13 retailers£122 GBP to £1,045 GBP

A
Cheapest Retailer
-
£122 GBP
$163 USD
Final sale: no returns
B+
Retailer 2
-
£210 GBP
$282 USD
View
A
Retailer 3
-
£229 GBP
HK$2,400 HKD
View
A
Retailer 4
-
£260 GBP
€332 EUR
View
A
Retailer 5
-
£262 GBP
View
A
Retailer 6
-
£282 GBP
View
B+
Retailer 7
-
£317 GBP
$425 USD
View
B+
Retailer 8
-
£336 GBP
$450 USD
View
B
Retailer 9
-
£425 GBP
$570 USD
View
B
Retailer 10
-
£515 GBP
View
B
Retailer 11
-
£553 GBP
SGD 1,002 SGD
View
B
Retailer 12
-
£698 GBP
View
Most Expensive
B
Do Amore Diamonds
27-91364D223 · Oct 31
£1,045 GBP
$1,400 USD
View
12 more retailers have this diamond
Prices start from £122 GBPSave up to £923 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
£122 GBP