Seiko Cal. 6686 - 581

The 6686-581 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6686 caliber with 36j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-b284a4af6459]

Also known as: Crown, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1990

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