Seiko Cal. 5242 - 815

The Seiko 5242-815 represents an important milestone in Seiko's 1965 lineup. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-c4703e213a5a]

Also known as: UFO, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1965

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