Seiko Cal. 3818 - 727

Seiko 3818-727

The 3818-727 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3818 caliber with 26j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-49d92024dd0f]

Also known as: Bullhead, Goldfeather

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
35mm
Case Thickness
10.6mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Blue Sunburst
Jewels
26j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1981

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seikata-wm-49d92024dd0f