Seiko Cal. 4557 - 133

The Seiko 4557-133 represents an important milestone in Seiko's 1980 lineup. Powered by the 4557 caliber with 18j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-1ce43144ea33]

Also known as: Monster, Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1980

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