Seiko Cal. 6191 - 765

Released in 1987, the Cal. 6191 with design code 765 was part of Seiko's domestic market collection. It features a Black dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-8b27cf999115]

Also known as: Sumo, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1987

Related Models

• Seiko 5668-909
• Seiko 7078-674
• Seiko 4430-512
• Seiko 6223-548
• Seiko 7153-214
• Seiko 7030-833
• Seiko 4462-704
• Seiko 5287-396
• Seiko 4430-586
• Seiko 5645-343
• Seiko 5229-929
• Seiko 7149-617