Seiko Cal. 5240 - 445

The Seiko 5240-445 represents an important milestone in Seiko's 1975 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-c71b07e6bd0a]

Also known as: World Timer, Flighty

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1975

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