Seiko Cal. 3869 - 258

The Seiko 3869-258 represents an important milestone in Seiko's 1975 lineup. Powered by the 3869 caliber with 27j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-ca657309d2a3]

Also known as: Helmet, Rally

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1975

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