Seiko Cal. 5686 - 428

Released in 1978, the Cal. 5686 with design code 428 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-cbc7aa456e5b]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1978

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