Seiko Cal. 6137 - 550

The 6137-550 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6137 caliber with 27j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-a9377bc291dc]

Also known as: Navigator, Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1974

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