Seiko Cal. 4491 - 484

This Spring Drive model from 1985 features a 38mm Two-Tone case. With its 19mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-ac355ab370db]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Burgundy

Jewels

34j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1985

Related Models

• Seiko 6680-735
• Seiko 6151-834
• Seiko 7028-596
• Seiko 5610-804
• Seiko 6385-992
• Seiko 5259-298
• Seiko 0713-929
• Seiko 7130-402
• Seiko 6639-705
• Seiko 7084-532
• Seiko 4528-278
• Seiko 5613-129