Seiko Cal. 4457 - 630

The 4457-630 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-9d83b9f732fa]

Also known as: Shogun

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1977

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