Seiko Cal. 3870 - 923

This Hand-Winding model from 1998 features a 46mm Two-Tone case. With its 22mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-62d39b9ad3ca]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1998

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