Seiko Cal. 5261 - 564

The Seiko 5261-564 represents an important milestone in Seiko's 1987 lineup. Powered by the 5261 caliber with 35j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-17836ca3ae9e]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

35j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1987

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