Seiko Cal. 3888 - 111

The 3888-111 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3888 caliber with 31j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-02ee88f60135]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1972

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