Seiko Cal. 6180 - 640

The 6180-640 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6180 caliber with 22j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-7d8adbe95cd5]

Also known as: Samurai, Shogun

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1996

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