Seiko Cal. 5261 - 400

The Seiko 5261-400 represents an important milestone in Seiko's 1966 lineup. Powered by the 5261 caliber with 28j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-33202ce08a86]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1966

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