Mido® Crown CN-MID-01 model number 601, case number 610, 801, 821
steel, domed shape with logo, outside diameter of crown 5.20 mm, fits tube 3.50 mm, total height of crown 3.40 mm, tap 0.90 mm, Mido® model number 601, case number 610, 801, 821
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Mido®. Mido® warranty does not apply to parts supplied by H. & W. Perrin Company Limited. Using generic crystals may devalue your watch.