Seiko Cal. 4569 - 831

The Seiko 4569-831 represents an important milestone in Seiko's 1976 lineup. It features a Black dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-d75e714c9662]

Also known as: Helmet, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1976

Related Models

• Seiko 5234-660
• Seiko 6110-263
• Seiko 4573-176
• Seiko 5643-206
• Seiko 6692-427
• Seiko 7060-254
• Seiko 0776-766
• Seiko 3840-454
• Seiko 7111-948
• Seiko 5220-127
• Seiko 4450-815
• Seiko 0772-343