Seiko Cal. 6181 - 161

The Seiko 6181-161 represents an important milestone in Seiko's 1975 lineup. Powered by the 6181 caliber with 17j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-b4fcd6c697f9]

Also known as: Panda, Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1975

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