Seiko Cal. 6139 - 671

The 6139-671 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-715805713a1f]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

33j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1965

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