Seiko Cal. 7180 - 553

The 7180-553 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7180 caliber with 24j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-0275cb57fa6b]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Burgundy

Jewels

24j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1993

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