Seiko Cal. 7133 - 755

The 7133-755 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7133 caliber with 32j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-bb612438595f]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1986

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