Seiko Cal. 6181 - 572

The Seiko 6181-572 represents an important milestone in Seiko's 1975 lineup. Powered by the 6181 caliber with 20j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-b18151558eb2]

Also known as: Monster, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1975

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