Seiko Cal. 4540 - 999

The Seiko 4540-999 represents an important milestone in Seiko's 1984 lineup. Powered by the 4540 caliber with 28j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-b5608a80242e]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1984

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