Seiko Cal. 6317 - 770

The Seiko 6317-770 represents an important milestone in Seiko's 1999 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-0855ed92091e]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1999

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