Seiko Cal. 4487 - 648

The Seiko 4487-648 represents an important milestone in Seiko's 1988 lineup. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-80786bdb4c98]

Also known as: Shogun, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1988

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