Seiko Cal. 6684 - 135

Released in 1976, the Cal. 6684 with design code 135 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-0e2e1fc886b9]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1976

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