Seiko Cal. 5240 - 357

Seiko 5240-357

This Automatic model from 1984 features a 42mm Two-Tone case. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-1e74760b7111]

Also known as: Helmet, Arnie

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
42mm
Case Thickness
12.9mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
50m
Dial Color
Green
Jewels
17j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1984

Related Models

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