Seiko Cal. 5251 - 420

This Automatic model from 1973 features a 37mm Two-Tone case. It features a White dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-b6ff5be81b10]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1973

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