Seiko Cal. 4416 - 788

This Spring Drive model from 1978 features a 34mm Two-Tone case. It features a Black dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-c2ef32dccec9]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1978

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