Seiko Cal. 6686 - 191

This Spring Drive model from 1996 features a 36mm PVD Black case. Powered by the 6686 caliber with 23j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-2cfcdeb04965]

Also known as: Helmet, Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1996

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