Seiko Cal. 0721 - 708

The Seiko 0721-708 represents an important milestone in Seiko's 1978 lineup. Powered by the 0721 caliber with 22j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-83ec91b929f7]

Also known as: Tuna, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1978

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