Seiko Cal. 4581 - 505

The Seiko 4581-505 represents an important milestone in Seiko's 1979 lineup. Powered by the 4581 caliber with 32j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-82a281794d6a]

Also known as: Tuna, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1979

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