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Asscher|Lab Grown|IGI

1.04ct E SI1 Asscher Lab Grown Diamond

ID • E/SI1 • IGI LG842625342

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG842625342

Diamond specifications and retailer prices

From £173 GBP
$232 USD
As of October 30, 2026
Save £427 GBP (71%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £600 GBP at MOH London · As of October 29, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG842625342 or 842625342. Listed at 6 retailers as of October 29, 2026, with prices from £173 to £600, a £427 spread on the same certified stone. MOH London lists it at £600. 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

1.04
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842625342
Dimensions5.67 × 5.59 × 3.59 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.67 mm5.59 mm1.04 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842625342
Side View
Table 68.0%Crown 36°Girdle: ThickPavilion 38.4°Culet: NoneDepth 64.2%

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: £600 GBP|Low: £173 GBP|High: £655 GBP|Avg: £325 GBP|-8.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 5£173 GBP
Retailer 2£218 GBP
Retailer 3£227 GBP
Retailer 4£242 GBP
Retailer 6£452 GBP
MOH London£600 GBP

18 data points across 6 retailers

6 retailers£173 GBP to £600 GBP

B+
Cheapest Retailer
-
£173 GBP
$232 USD
A
Retailer 2
-
£218 GBP
View
A
Retailer 3
-
£227 GBP
€290 EUR
View
A
Retailer 4
-
£242 GBP
View
B
Retailer 5
-
£452 GBP
$606 USD
View
Most Expensive
B
MOH London
LG842625342 · Oct 29
£600 GBP
View
5 more retailers have this diamond
Prices start from £173 GBPSave up to £427 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
£173 GBP