Seiko Cal. 4486 - 750

The Seiko 4486-750 represents an important milestone in Seiko's 1987 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-7aa32eba6d25]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1987

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