Seiko Cal. 0721 - 490

The Seiko 0721-490 represents an important milestone in Seiko's 1968 lineup. It features a White dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-9ef4fbdde33d]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1968

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