Seiko Cal. 7147 - 597

The 7147-597 is a sought-after Solar piece from Seiko's golden era. Powered by the 7147 caliber with 25j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-55f077594559]

Also known as: Helmet, Rally

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1966

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