Seiko Cal. 6686 - 403

Seiko 6686-403

The 6686-403 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6686 caliber with 18j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-24e6302ca1e8]

Also known as: Helmet, Arnie

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
43mm
Case Thickness
14.4mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
40m
Dial Color
Burgundy
Jewels
18j
Frequency
36,000 bph
Power Reserve
62 hours
Year
1982

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