Seiko Cal. 4422 - 256

The 4422-256 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4422 caliber with 30j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-02fa3af78523]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1995

Related Models

• Seiko 4585-270
• Seiko 7032-665
• Seiko 0770-799
• Seiko 6380-284
• Seiko 5679-548
• Seiko 0731-888
• Seiko 7024-914
• Seiko 5244-637
• Seiko 4565-808
• Seiko 4572-622
• Seiko 6694-856
• Seiko 6695-192