Seiko Cal. 3865 - 409

The Seiko 3865-409 represents an important milestone in Seiko's 1982 lineup. Powered by the 3865 caliber with 36j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-a8ad05212485]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

36j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1982

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