Seiko Cal. 7161 - 206

The 7161-206 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7161 caliber with 29j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-648f656a4504]

Also known as: Sumo, Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1994

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