Seiko Cal. 3884 - 903

This Hand-Winding model from 1977 features a 36mm Two-Tone case. Powered by the 3884 caliber with 23j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-1434f5e66476]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1977

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