Seiko Cal. 5647 - 356

The Seiko 5647-356 represents an important milestone in Seiko's 1969 lineup. With its 22mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-0fe8cfc10f9b]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1969

Related Models

• Seiko 4467-616
• Seiko 3815-988
• Seiko 0761-345
• Seiko 6147-328
• Seiko 0742-724
• Seiko 7013-719
• Seiko 3837-578
• Seiko 6129-357
• Seiko 6118-575
• Seiko 5689-714
• Seiko 6332-295
• Seiko 6670-441