Seiko Cal. 5261 - 521

The Seiko 5261-521 represents an important milestone in Seiko's 1979 lineup. It features a Silver dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-f271101f2275]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1979

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