Seiko Cal. 6375 - 315

This Spring Drive model from 1982 features a 37mm Hardlex-Coated Steel case. Powered by the 6375 caliber with 17j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-c28651d88088]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1982

Related Models

• Seiko 6160-492
• Seiko 3842-434
• Seiko 5613-936
• Seiko 5626-318
• Seiko 5218-148
• Seiko 7141-844
• Seiko 6366-410
• Seiko 6353-996
• Seiko 6178-631
• Seiko 5281-778
• Seiko 7129-594
• Seiko 7177-858