Seiko Cal. 3815 - 182

The Seiko 3815-182 represents an important milestone in Seiko's 1984 lineup. With its 22mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-03e6d12e0f8a]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Burgundy

Jewels

33j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1984

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