Seiko Cal. 4478 - 528

The Seiko 4478-528 represents an important milestone in Seiko's 1971 lineup. It features a Navy dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-188273fab7cf]

Also known as: Sea Horse, Flighty

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1971

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