Seiko Cal. 0783 - 163

The Seiko 0783-163 represents an important milestone in Seiko's 1990 lineup. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-c31e0a4faafd]

Also known as: Sumo, UFO

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1990

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