Seiko Cal. 4418 - 840

The Seiko 4418-840 represents an important milestone in Seiko's 1980 lineup. Powered by the 4418 caliber with 26j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-db7f5435df29]

Also known as: Silverwave, Flighty

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1980

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