Seiko Cal. 6684 - 136

The Seiko 6684-136 represents an important milestone in Seiko's 1965 lineup. With its 20mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-2886d0e0b4b6]

Also known as: Sumo, Shogun

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1965

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