Seiko Cal. 7183 - 923

This Hand-Winding model from 1982 features a 46mm Stainless Steel case. It features a Black dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-3b1b99d9b02b]

Also known as: Sumo, UFO

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1982

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