Seiko Cal. 4577 - 980

This Spring Drive model from 1985 features a 46mm Stainless Steel case. It features a White dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-86e4aaa411e2]

Also known as: Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1985

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