Seiko Cal. 4540 - 479

The Seiko 4540-479 represents an important milestone in Seiko's 1981 lineup. Powered by the 4540 caliber with 21j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-aa9fe0133c08]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1981

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