Seiko Cal. 5627 - 304

The Seiko 5627-304 represents an important milestone in Seiko's 1971 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-7de1b9f3a098]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1971

Related Models

• Seiko 4454-559
• Seiko 6379-881
• Seiko 5230-480
• Seiko 6316-666
• Seiko 5214-577
• Seiko 7015-175
• Seiko 6345-861
• Seiko 5254-550
• Seiko 6314-456
• Seiko 6366-975
• Seiko 0753-541
• Seiko 6694-895