Seiko Cal. 0731 - 433

The Seiko 0731-433 represents an important milestone in Seiko's 1972 lineup. It features a White dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-a5c9622f66e9]

Also known as: Bullhead, Rally

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1972

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