Seiko Cal. 3840 - 546

This Automatic model from 1981 features a 46mm Stainless Steel case. Powered by the 3840 caliber with 23j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-26dd8fc8118a]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1981

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