Seiko Cal. 6131 - 663

The Seiko 6131-663 represents an important milestone in Seiko's 1965 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-2f98a0ae72ee]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1965

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