Seiko Cal. 4460 - 531

This Hand-Winding model from 1977 features a 44mm Two-Tone case. Powered by the 4460 caliber with 24j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-45f6284b9ebf]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1977

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