Seiko Cal. 4557 - 607

The Seiko 4557-607 represents an important milestone in Seiko's 1977 lineup. With its 22mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-cca03d3b4c65]

Also known as: Sumo, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1977

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