Seiko Cal. 6334 - 646

This Automatic model from 1975 features a 38mm PVD Black case. With its 22mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-c84a64d2bffd]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1975

Related Models

• Seiko 3827-835
• Seiko 6319-511
• Seiko 6292-386
• Seiko 5649-576
• Seiko 6354-878
• Seiko 6192-180
• Seiko 7114-326
• Seiko 3848-513
• Seiko 0761-691
• Seiko 4576-409
• Seiko 7112-320
• Seiko 6182-971