Seiko Cal. 6331 - 210

This Hand-Winding model from 1975 features a 42mm Titanium case. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-4f240a718d3e]

Also known as: Panda, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1975

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