Seiko Cal. 4413 - 985

The 4413-985 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4413 caliber with 17j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-4a13b1b311b2]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1967

Related Models

• Seiko 6637-786
• Seiko 4575-550
• Seiko 7137-440
• Seiko 7061-375
• Seiko 6313-603
• Seiko 6619-110
• Seiko 6619-697
• Seiko 6627-649
• Seiko 4585-731
• Seiko 6294-613
• Seiko 6273-242
• Seiko 5234-853