Seiko Cal. 0722 - 840

Released in 1987, the Cal. 0722 with design code 840 was part of Seiko's domestic market collection. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-c59cdc4dc167]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1987

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