Seiko Cal. 0780 - 520

The Seiko 0780-520 represents an important milestone in Seiko's 1977 lineup. With its 21mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-0f288251cb62]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1977

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