Seiko Cal. 3815 - 473

The Seiko 3815-473 represents an important milestone in Seiko's 1970 lineup. With its 22mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-b7c23eb2ec99]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Champagne

Jewels

30j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1970

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