Seiko Cal. 0721 - 256

The Seiko 0721-256 represents an important milestone in Seiko's 1977 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-221cffd3f938]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Titanium

Case Width

39mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1977

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