Seiko Cal. 5240 - 631

The Seiko 5240-631 represents an important milestone in Seiko's 1994 lineup. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-4960935fbb23]

Also known as: Emperor, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1994

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