Seiko Cal. 3827 - 987

The Seiko 3827-987 represents an important milestone in Seiko's 1975 lineup. Powered by the 3827 caliber with 28j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-b6ab5771b447]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1975

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