Seiko Cal. 5273 - 978

The Seiko 5273-978 represents an important milestone in Seiko's 1975 lineup. Powered by the 5273 caliber with 28j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-9babf1abddfc]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1975

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