Seiko Cal. 5648 - 527

The Seiko 5648-527 represents an important milestone in Seiko's 1970 lineup. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-5e554a1dfffb]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1970

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