Seiko Cal. 4485 - 565

This Hand-Winding model from 1981 features a 37mm Two-Tone case. Powered by the 4485 caliber with 21j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-55394a28b4c9]

Also known as: Tuna, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1981

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