Seiko Cal. 5686 - 375

Released in 1969, the Cal. 5686 with design code 375 was part of Seiko's domestic market collection. It features a Green dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-353a9ec640fa]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1969

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