Seiko Cal. 6331 - 607

Released in 1996, the Cal. 6331 with design code 607 was part of Seiko's domestic market collection. With its 20mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-31c8e1ec99ff]

Also known as: UFO

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1996

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