Seiko Cal. 5242 - 931

Released in 1994, the Cal. 5242 with design code 931 was part of Seiko's domestic market collection. With its 18mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-288a0fdd47cc]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1994

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