Seiko Cal. 4540 - 238

This Automatic model from 1975 features a 41mm Two-Tone case. It features a White dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-b69e5db46cef]

Also known as: Shogun, UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1975

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