Seiko Cal. 6137 - 550

The Seiko 6137-550 represents an important milestone in Seiko's 1987 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-9a38a2804a3e]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1987

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