This is a brand new Seamaster Style case, Made from 316L  Stainless Steel.Can Fit ETA2824-2, 2836 & Seagull ST2130, ST1612 Movement   

Water resistance Tested at 10 AMT

Case Size. 46mm which includes the crown

Lugs To Lugs Size ~ 48mm

Back Cover is stainless steel Plate

Crown. Screw down Water tight seal

Diameter of bezel ~ 41mm

Inside Diameter of case ~ 31mm

Distance between lugs ~ 20mm

Case thickness 14 mm which includes a crystal

Internal Shoulder diameter is 30mm for visible dial

Internal Height of Case from shoulder edge ~ 6mm

Height Between center Stem Hole and internal Shoulder 3mm

Internal Height between Crystal and shoulder 2.2mm

Back Cover height which includes A Thread ~ 4.6m

Back Cover Height excluding The A thread ~ 3.1mm

Diameter of crown ~ 5.3mm

Diameter of Crystal ~ 30mm

Crystal thickness ~ 3.5mm

2 Spring bars, Crown & Movement Holder are included

( Please double check your Movement Model before you buy this item ! )