Seiko Cal. 4557 - 241

The 4557-241 is a sought-after Automatic piece from Seiko's golden era. It features a White dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-4006bca2f1b8]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1977

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