Seiko Cal. 6316 - 197

The Seiko 6316-197 represents an important milestone in Seiko's 1994 lineup. With its 20mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-648ef9951a36]

Also known as: UFO, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1994

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