Seiko Cal. 5241 - 818

The Seiko 5241-818 represents an important milestone in Seiko's 1975 lineup. It features a Black dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-6cc04b38181b]

Also known as: Turtle, Helmet

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1975

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