Seiko Cal. 6347 - 961

This Spring Drive model from 1983 features a 38mm Titanium case. With its 21mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-822dc2378468]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1983

Related Models

• Seiko 5682-866
• Seiko 6323-260
• Seiko 5253-661
• Seiko 6193-363
• Seiko 4410-394
• Seiko 6319-679
• Seiko 6367-706
• Seiko 3852-648
• Seiko 6622-311
• Seiko 6363-823
• Seiko 0728-487
• Seiko 6361-374