Seiko Cal. 6394 - 178

The 6394-178 is a sought-after Hand-Winding piece from Seiko's golden era. With its 22mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-ecfe59fb64c0]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

36j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1987

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