Seiko Cal. 3859 - 327

This Hand-Winding model from 1993 features a 40mm Two-Tone case. With its 21mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-c815d5208e72]

Also known as: Monster, Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1993

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