Seiko Cal. 4544 - 686

The Seiko 4544-686 represents an important milestone in Seiko's 1972 lineup. Powered by the 4544 caliber with 18j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-47f42b600302]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

35mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1972

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