Seiko Cal. 4487 - 834

The Seiko 4487-834 represents an important milestone in Seiko's 1975 lineup. Powered by the 4487 caliber with 21j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-be8683fd8441]

Also known as: Pogue, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1975

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