Seiko Cal. 6371 - 552

Released in 1965, the Cal. 6371 with design code 552 was part of Seiko's domestic market collection. With its 20mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-feeb1ff5e84d]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1965

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