Seiko Cal. 3876 - 643

The Seiko 3876-643 represents an important milestone in Seiko's 1983 lineup. It features a Black dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-01175715c80a]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1983

Related Models

• Seiko 5290-883
• Seiko 6182-511
• Seiko 4446-106
• Seiko 3881-771
• Seiko 4494-492
• Seiko 6155-159
• Seiko 5291-489
• Seiko 4462-359
• Seiko 4525-444
• Seiko 4467-178
• Seiko 0720-567
• Seiko 5625-406