Seiko Cal. 6689 - 746

This Hand-Winding model from 1987 features a 42mm Hardlex-Coated Steel case. It features a Navy dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-525097180470]

Also known as: Bullhead, UFO

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1987

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