Seiko Cal. 0780 - 187

The Seiko 0780-187 represents an important milestone in Seiko's 1975 lineup. Powered by the 0780 caliber with 31j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-b1dbb0994897]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1975

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