Seiko Cal. 4419 - 351

The Seiko 4419-351 represents an important milestone in Seiko's 1985 lineup. With its 20mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-f954b239e1db]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1985

Related Models

• Seiko 4597-429
• Seiko 4586-345
• Seiko 6670-715
• Seiko 5691-969
• Seiko 6182-815
• Seiko 6213-166
• Seiko 7090-716
• Seiko 3894-880
• Seiko 6311-202
• Seiko 3847-272
• Seiko 4477-113
• Seiko 6233-735