Seiko Cal. 7172 - 957

The 7172-957 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7172 caliber with 26j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-3278885ac091]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1984

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