Seiko Cal. 3864 - 674

This Automatic model from 1979 features a 36mm Titanium case. Powered by the 3864 caliber with 32j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-6d8e50ea96ae]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1979

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