Seiko Cal. 6188 - 658

The Seiko 6188-658 represents an important milestone in Seiko's 1978 lineup. With its 20mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-cb044b072671]

Also known as: Sumo, Arnie

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1978

Related Models

• Seiko 6355-671
• Seiko 6315-665
• Seiko 6183-666
• Seiko 4435-215
• Seiko 6143-780
• Seiko 6624-500
• Seiko 6391-762
• Seiko 5686-973
• Seiko 5635-396
• Seiko 7010-501
• Seiko 6686-248
• Seiko 3831-196