Seiko Cal. 3887 - 746

The 3887-746 is a sought-after Automatic piece from Seiko's golden era. With its 22mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-83236903901d]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1985

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