Seiko Cal. 5273 - 740

The Seiko 5273-740 represents an important milestone in Seiko's 1970 lineup. Powered by the 5273 caliber with 29j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-2df8ad6ff534]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1970

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