Seiko Cal. 0721 - 580

The Seiko 0721-580 represents an important milestone in Seiko's 1966 lineup. Powered by the 0721 caliber with 28j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-e0061ab12c0d]

Also known as: Panda

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1966

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