Seiko Cal. 4412 - 630

This Automatic model from 1972 features a 37mm Titanium case. Powered by the 4412 caliber with 20j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-ff76a84a56a8]

Also known as: Navigator, Sea Horse

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1972

Related Models

• Seiko 6636-698
• Seiko 6659-836
• Seiko 4549-755
• Seiko 6163-700
• Seiko 6294-458
• Seiko 6621-128
• Seiko 5260-547
• Seiko 7070-734
• Seiko 0768-222
• Seiko 7112-161
• Seiko 6329-976
• Seiko 7098-753