Seiko Cal. 5677 - 647

This Hand-Winding model from 1974 features a 39mm Titanium case. It features a White dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-aa751b654d9c]

Also known as: Crown, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1974

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