Seiko Cal. 3891 - 400

The 3891-400 is a sought-after Quartz piece from Seiko's golden era. It features a Cream dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-ffb58e1ca71f]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

25j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1981

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