Seiko Cal. 3850 - 471

This Automatic model from 1979 features a 40mm Gold-Plated case. It features a Navy dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-b9904084a422]

Also known as: Tuna, Bellmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1979

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