Seiko Cal. 4531 - 935

The 4531-935 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-0db20df36127]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1982

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