Seiko Cal. 4563 - 992

This Spring Drive model from 1971 features a 46mm Stainless Steel case. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-3a8b5152af10]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

18j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1971

Related Models

• Seiko 7074-906
• Seiko 6672-650
• Seiko 3898-250
• Seiko 3814-305
• Seiko 7130-811
• Seiko 6291-309
• Seiko 6653-463
• Seiko 7074-795
• Seiko 6123-762
• Seiko 4579-207
• Seiko 4450-630
• Seiko 4430-368