Seiko Cal. 7137 - 555

The Seiko 7137-555 represents an important milestone in Seiko's 1971 lineup. Powered by the 7137 caliber with 32j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-6f112d673f75]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1971

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