Seiko Cal. 3880 - 437

This Automatic model from 1970 features a 36mm Titanium case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-a3f7c9499b6a]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1970

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