Seiko Cal. 6641 - 867

Released in 1978, the Cal. 6641 with design code 867 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-c2943fb64de4]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1978

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