Seiko Cal. 4470 - 221

The 4470-221 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4470 caliber with 26j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-f2cf39694342]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1981

Related Models

• Seiko 5226-610
• Seiko 4441-118
• Seiko 4540-747
• Seiko 0772-290
• Seiko 6116-192
• Seiko 0779-334
• Seiko 4492-499
• Seiko 6618-973
• Seiko 6385-141
• Seiko 6394-750
• Seiko 7048-927
• Seiko 5278-835