Seiko Cal. 5648 - 561

This Quartz model from 1969 features a 45mm Hardlex-Coated Steel case. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-25b9c1adea4f]

Also known as: Bullhead, Goldfeather

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1969

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