Seiko Cal. 4487 - 993

The Seiko 4487-993 represents an important milestone in Seiko's 1985 lineup. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-a267a6c90b7e]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1985

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