Seiko Cal. 5271 - 618

Released in 1968, the Cal. 5271 with design code 618 was part of Seiko's domestic market collection. Powered by the 5271 caliber with 36j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-ac3715ad8d5a]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1968

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