Seiko Cal. 3837 - 557

The Seiko 3837-557 represents an important milestone in Seiko's 1987 lineup. With its 19mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-e97eddef5cff]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1987

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