Seiko Cal. 5256 - 261

The Seiko 5256-261 represents an important milestone in Seiko's 1979 lineup. Powered by the 5256 caliber with 21j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-95ae42bd164a]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1979

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