Seiko Cal. 3884 - 109

The Seiko 3884-109 represents an important milestone in Seiko's 1967 lineup. With its 20mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-4820fdb228ec]

Also known as: Helmet, Arnie

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1967

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