Seiko Cal. 4577 - 375

Released in 1990, the Cal. 4577 with design code 375 was part of Seiko's domestic market collection. It features a White dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-632caa64edd8]

Also known as: Helmet, Rally

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1990

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