Seiko Cal. 4478 - 712

The Seiko 4478-712 represents an important milestone in Seiko's 1972 lineup. It features a Green dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-01790b8bd1db]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1972

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