Seiko Cal. 4421 - 261

The Seiko 4421-261 represents an important milestone in Seiko's 1997 lineup. It features a Black dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-0b3f7e872c75]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1997

Related Models

• Seiko 4571-552
• Seiko 4555-921
• Seiko 5215-902
• Seiko 5241-182
• Seiko 6156-100
• Seiko 0732-282
• Seiko 6214-671
• Seiko 6264-193
• Seiko 4554-936
• Seiko 6295-839
• Seiko 5230-459
• Seiko 4496-163