Seiko Cal. 7137 - 245

The 7137-245 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7137 caliber with 20j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-51563c1959f6]

Also known as: Helmet, Crown

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1984

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