Seiko Cal. 0720 - 878

The 0720-878 is a sought-after Hand-Winding piece from Seiko's golden era. With its 18mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-4170c5cf5de8]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

27j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1965

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