Seiko Cal. 6177 - 704

The Seiko 6177-704 represents an important milestone in Seiko's 1971 lineup. Powered by the 6177 caliber with 18j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-b8fede7adda6]

Also known as: World Timer, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1971

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