Seiko Cal. 3885 - 496

The Seiko 3885-496 represents an important milestone in Seiko's 1974 lineup. Powered by the 3885 caliber with 33j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-cac9bd3746c3]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Champagne

Jewels

33j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1974

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