Seiko Cal. 0730 - 424

The Seiko 0730-424 represents an important milestone in Seiko's 1970 lineup. It features a Silver dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-4db70197d2c4]

Also known as: Monster, Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1970

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