Seiko Cal. 4525 - 657

The Seiko 4525-657 represents an important milestone in Seiko's 1967 lineup. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-eb63567364cb]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1967

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