Seiko Cal. 3821 - 444

The Seiko 3821-444 represents an important milestone in Seiko's 1979 lineup. It features a Black dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-3a5fe51ca94b]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1979

Related Models

• Seiko 6343-700
• Seiko 6141-307
• Seiko 3895-556
• Seiko 6193-111
• Seiko 0740-237
• Seiko 0718-784
• Seiko 3899-792
• Seiko 4593-601
• Seiko 6315-551
• Seiko 3864-649
• Seiko 6389-347
• Seiko 6188-543