Seiko Cal. 3815 - 918

The 3815-918 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-de052cdb0a50]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1987

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