Seiko Cal. 7147 - 711

The 7147-711 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7147 caliber with 18j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-54ec703b8348]

Also known as: Tuna, World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1968

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