Seiko Cal. 3870 - 228

This Automatic model from 1976 features a 36mm Two-Tone case. It features a Champagne dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-815734440247]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1976

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