Seiko Cal. 4540 - 483

The Seiko 4540-483 represents an important milestone in Seiko's 1968 lineup. Powered by the 4540 caliber with 35j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-7100c74a6b68]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1968

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