Seiko Cal. 4580 - 246

The Seiko 4580-246 represents an important milestone in Seiko's 1977 lineup. Powered by the 4580 caliber with 33j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-1f96193198e9]

Also known as: Bullhead, Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1977

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