Seiko Cal. 6635 - 659

Released in 1968, the Cal. 6635 with design code 659 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-b576ba6490ee]

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

31j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1968

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