Seiko Cal. 4517 - 461

The Seiko 4517-461 represents an important milestone in Seiko's 1967 lineup. Powered by the 4517 caliber with 30j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-ecbbccb1b14b]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1967

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