Seiko Cal. 0728 - 121

The Seiko 0728-121 represents an important milestone in Seiko's 1969 lineup. It features a Green dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-2fd430084c2b]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1969

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