CaratHunter
Plans
Asscher|Lab Grown|IGI

1.00ct E SI2 Asscher Lab Grown Diamond

ID • E/SI2 • IGI LG474106593

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG474106593

Diamond specifications and retailer prices

From £111 GBP
As of November 5, 2026
Save £519 GBP (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £629 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1ct lab-grown asscher diamond

This 1ct lab-grown asscher sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG474106593 or 474106593. Listed at 11 retailers as of November 4, 2026, with prices from £111 to £629, a £519 spread on the same certified stone. MOH London lists it at £629. 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

1.00
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle23.3°
Pavilion angle46.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG474106593
Dimensions5.29 × 5.27 × 3.64 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
5.29 mm5.27 mm1.00 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG474106593
Side View
Table 70.5%Crown 23.3°Girdle: Slightly ThickPavilion 46.7°Culet: NoneDepth 69.1%

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: Nov 5
Current: £629 GBP|Low: £111 GBP|High: £896 GBP|Avg: £295 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8£111 GBP
Retailer 6£192 GBP
Retailer 2£231 GBP
Retailer 3£240 GBP
Retailer 4£256 GBP
Retailer 5£305 GBP
Retailer 7£371 GBP
MOH London£629 GBP

45 data points across 8 retailers

11 retailers£111 GBP to £629 GBP

A
Cheapest Retailer
-
£111 GBP
Final sale: no returns
B+
Retailer 2
-
£192 GBP
View
A
Retailer 3
-
£209 GBP
View
A
Retailer 4
-
£231 GBP
View
Retailer 5
-
£240 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£256 GBP
View
B+
Retailer 7
-
£305 GBP
View
B+
Retailer 8
-
£371 GBP
View
B
Retailer 9
-
£514 GBP
View
B
Retailer 10
-
£603 GBP
View
Most Expensive
B
MOH London
LG474106593 · Nov 4
£629 GBP
View
10 more retailers have this diamond
Prices start from £111 GBPSave up to £519 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
1.00ct Asscher
£111 GBP