Seiko Cal. 5240 - 741

The Seiko 5240-741 represents an important milestone in Seiko's 1987 lineup. It features a Black dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-42796057a771]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1987

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