Seiko Cal. 6178 - 471

Seiko 6178-471

The 6178-471 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6178 caliber with 25j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-c13bf9f3f7b5]

Also known as: Helmet

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
36mm
Case Thickness
10.5mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Black
Jewels
25j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1973

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