Seiko Cal. 7181 - 473

The 7181-473 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7181 caliber with 26j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-f80a24b0b57b]

Also known as: Turtle, Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1972

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