Seiko Cal. 7031 - 290

The 7031-290 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-7c3464065c37]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1972

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