Seiko Cal. 5686 - 370

The Seiko 5686-370 represents an important milestone in Seiko's 1973 lineup. It features a Green dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-96262ac46cbf]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1973

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