Seiko Cal. 4578 - 311

The Seiko 4578-311 represents an important milestone in Seiko's 1983 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-5fc1dad825c5]

Also known as: Tuna, UFO

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1983

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