Seiko Cal. 5633 - 878

The Seiko 5633-878 represents an important milestone in Seiko's 1975 lineup. Powered by the 5633 caliber with 36j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-0e492630d2a1]

Also known as: Tuna, Panda

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1975

Related Models

• Seiko 7195-899
• Seiko 7192-514
• Seiko 6342-541
• Seiko 6345-277
• Seiko 0754-439
• Seiko 7076-944
• Seiko 7090-649
• Seiko 7130-752
• Seiko 6342-815
• Seiko 6679-564
• Seiko 0771-406
• Seiko 6380-737