Seiko Cal. 6155 - 391

The 6155-391 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-e121f99e10ea]

Also known as: UFO, Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1966

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