Seiko Cal. 5273 - 507

The Seiko 5273-507 represents an important milestone in Seiko's 1981 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-ef917c404f43]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1981

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