Seiko Cal. 7126 - 504

The Seiko 7126-504 represents an important milestone in Seiko's 1971 lineup. Powered by the 7126 caliber with 22j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-808afd4f315f]

Also known as: Helmet, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1971

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