Seiko Cal. 7187 - 741

The Seiko 7187-741 represents an important milestone in Seiko's 1972 lineup. Powered by the 7187 caliber with 24j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-d079abb2eb17]

Also known as: Turtle, Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1972

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