Seiko Cal. 5258 - 309

The Seiko 5258-309 represents an important milestone in Seiko's 1983 lineup. It features a Green dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-399744d5cd85]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1983

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