Seiko Cal. 6172 - 821

The Seiko 6172-821 represents an important milestone in Seiko's 1977 lineup. Powered by the 6172 caliber with 28j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-20767c64320f]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1977

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