Seiko Cal. 6686 - 416

The Seiko 6686-416 represents an important milestone in Seiko's 1980 lineup. Powered by the 6686 caliber with 34j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-73e3f0faacff]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1980

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