Seiko Cal. 6398 - 237

The Seiko 6398-237 represents an important milestone in Seiko's 1983 lineup. With its 21mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-b86041a51fdf]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1983

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