Seiko Cal. 7145 - 171

The 7145-171 is a sought-after Solar piece from Seiko's golden era. Powered by the 7145 caliber with 31j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-ab01b73af458]

Also known as: Sumo, Rally

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1981

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