Seiko Cal. 3890 - 742

Seiko 3890-742

The 3890-742 is a sought-after Automatic piece from Seiko's golden era. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-f3e38919fdd2]

Also known as: Rally, Sportsmatic

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
40mm
Case Thickness
12.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
180m
Dial Color
Navy
Jewels
23j
Frequency
36,000 bph
Power Reserve
50 hours
Year
1989

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