Seiko Cal. 4413 - 442

The 4413-442 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4413 caliber with 21j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-cd5bfddafda9]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1971

Related Models

• Seiko 3881-627
• Seiko 7099-843
• Seiko 5696-532
• Seiko 5277-876
• Seiko 7171-119
• Seiko 4548-903
• Seiko 7181-156
• Seiko 4551-885
• Seiko 7041-396
• Seiko 4526-951
• Seiko 6169-531
• Seiko 5221-435