Seiko Cal. 5261 - 288

The Seiko 5261-288 represents an important milestone in Seiko's 1979 lineup. Powered by the 5261 caliber with 35j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-2b9ab09dacfc]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

35j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1979

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