Seiko Cal. 7146 - 485

The 7146-485 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-ff5ec4c44c18]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1982

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