Seiko Cal. 6691 - 864

The 6691-864 is a sought-after Kinetic piece from Seiko's golden era. With its 19mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-ba445cf0b7b4]

Also known as: Sumo, Panda

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1968

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