Seiko Cal. 3887 - 240

The Seiko 3887-240 represents an important milestone in Seiko's 1984 lineup. Powered by the 3887 caliber with 25j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-3510f46f5f0a]

Also known as: Turtle

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1984

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