Seiko Cal. 4573 - 224

This Hand-Winding model from 1975 features a 41mm Two-Tone case. It features a White dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-fc611d62769b]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1975

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