Seiko Cal. 4477 - 461

This Quartz model from 1978 features a 40mm PVD Black case. Powered by the 4477 caliber with 20j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-5bdf265b3bc1]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1978

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