Seiko Cal. 4420 - 415

This Hand-Winding model from 1988 features a 44mm PVD Black case. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-f780b1ee843c]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1988

Related Models

• Seiko 5639-568
• Seiko 4462-484
• Seiko 5694-355
• Seiko 4487-736
• Seiko 6282-712
• Seiko 4419-447
• Seiko 6391-859
• Seiko 3863-458
• Seiko 5681-699
• Seiko 6190-781
• Seiko 4581-406
• Seiko 6255-747