Seiko Cal. 4517 - 872

The Seiko 4517-872 represents an important milestone in Seiko's 1985 lineup. Powered by the 4517 caliber with 25j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-7bcf8ffa42f7]

Also known as: Sumo, Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1985

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