Seiko Cal. 5685 - 621

The Seiko 5685-621 represents an important milestone in Seiko's 1989 lineup. It features a Navy dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-57d44354b90d]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1989

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