Seiko Cal. 6180 - 767

The Seiko 6180-767 represents an important milestone in Seiko's 1971 lineup. Powered by the 6180 caliber with 22j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-a56b7fff3694]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1971

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