Seiko Cal. 6178 - 109

Seiko 6178-109

The Seiko 6178-109 represents an important milestone in Seiko's 1981 lineup. Powered by the 6178 caliber with 31j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-dfd186953868]

Also known as: Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
45mm
Case Thickness
15.7mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
White
Jewels
31j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1981

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seikata-wm-dfd186953868