Seiko Cal. 4576 - 133

This Spring Drive model from 1972 features a 46mm Two-Tone case. Powered by the 4576 caliber with 32j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-6d10d2c29577]

Also known as: Goldfeather, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1972

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