Seiko Cal. 6386 - 131

The Seiko 6386-131 represents an important milestone in Seiko's 1977 lineup. With its 22mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-9fd3f8d1cbd2]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1977

Related Models

• Seiko 6354-951
• Seiko 4538-835
• Seiko 5244-174
• Seiko 0777-534
• Seiko 6178-188
• Seiko 6166-527
• Seiko 7196-708
• Seiko 7164-639
• Seiko 5662-463
• Seiko 5699-746
• Seiko 3874-474
• Seiko 5215-926