Seiko Cal. 0718 - 421

The Seiko 0718-421 represents an important milestone in Seiko's 1974 lineup. It features a Silver dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-4853a8cb4d4f]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1974

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