Seiko Cal. 6686 - 157

The Seiko 6686-157 represents an important milestone in Seiko's 1997 lineup. Powered by the 6686 caliber with 32j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-83289e72dedf]

Also known as: UFO, Crown

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1997

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