Seiko Cal. 3850 - 357

The Seiko 3850-357 represents an important milestone in Seiko's 1998 lineup. With its 21mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-70c88dea32ee]

Also known as: Sumo, Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

26j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1998

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