Seiko Cal. 3866 - 392

This Automatic model from 1970 features a 34mm Gold-Plated case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-a078f36d1509]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1970

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