Seiko Cal. 6135 - 131

The Seiko 6135-131 represents an important milestone in Seiko's 1972 lineup. Powered by the 6135 caliber with 20j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-edee4fdc4114]

Also known as: UFO, Goldfeather

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1972

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