Seiko Cal. 7146 - 831

The 7146-831 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-a81fa6918834]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1986

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