Seiko Cal. 6686 - 712

Released in 1968, the Cal. 6686 with design code 712 was part of Seiko's domestic market collection. It features a White dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-f73be43877f0]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1968

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