Seiko Cal. 6686 - 356

The 6686-356 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6686 caliber with 36j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-d7050aa9ad0d]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1971

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