Seiko Cal. 5250 - 166

Released in 1987, the Cal. 5250 with design code 166 was part of Seiko's domestic market collection. With its 21mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-381beb3bbed2]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1987

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