Seiko Cal. 0781 - 578

Released in 1975, the Cal. 0781 with design code 578 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-a0dac03938fe]

Also known as: Tuna, World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1975

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