Seiko Cal. 5646 - 765

This Quartz model from 1969 features a 39mm Gold-Plated case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-3c481c5c6086]

Also known as: World Timer, Emperor

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1969

Related Models

• Seiko 5230-841
• Seiko 6224-168
• Seiko 6697-574
• Seiko 5640-694
• Seiko 4461-466
• Seiko 0742-755
• Seiko 6216-910
• Seiko 4499-906
• Seiko 6614-952
• Seiko 5280-983
• Seiko 4584-886
• Seiko 6687-631