Seiko Cal. 5650 - 441

This Hand-Winding model from 1976 features a 46mm PVD Black case. It features a Navy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-3ad426505e96]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1976

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