Seiko Cal. 4421 - 606

The Seiko 4421-606 represents an important milestone in Seiko's 1982 lineup. It features a Navy dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-85f41612da76]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1982

Related Models

• Seiko 5679-260
• Seiko 5272-852
• Seiko 5688-460
• Seiko 6296-579
• Seiko 5616-491
• Seiko 6194-425
• Seiko 3833-659
• Seiko 6363-211
• Seiko 7135-185
• Seiko 6235-789
• Seiko 3850-479
• Seiko 6630-948