Seiko Cal. 3859 - 350

The Seiko 3859-350 represents an important milestone in Seiko's 1971 lineup. With its 20mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-273fc88df236]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1971

Related Models

• Seiko 5663-416
• Seiko 5652-482
• Seiko 3861-976
• Seiko 6335-163
• Seiko 6218-537
• Seiko 7156-483
• Seiko 6691-914
• Seiko 6217-656
• Seiko 4415-150
• Seiko 6127-478
• Seiko 7056-451
• Seiko 6371-646