Seiko Cal. 5261 - 240

The 5261-240 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5261 caliber with 32j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-04220f334df4]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1984

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