Seiko Cal. 7157 - 453

The 7157-453 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7157 caliber with 35j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-7f5833acc97c]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

35j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1978

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