Seiko Cal. 4578 - 244

The Seiko 4578-244 represents an important milestone in Seiko's 1997 lineup. It features a Green dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-cfb6ec9e2cd8]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1997

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