Seiko Cal. 4578 - 684

The Seiko 4578-684 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-d38765359ee7]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1971

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