Seiko Cal. 5648 - 325

The Seiko 5648-325 represents an important milestone in Seiko's 1971 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-36e321ffd68a]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1971

Related Models

• Seiko 0733-834
• Seiko 4469-471
• Seiko 5685-148
• Seiko 4441-185
• Seiko 7167-556
• Seiko 3812-350
• Seiko 6335-777
• Seiko 6665-698
• Seiko 4514-584
• Seiko 7110-100
• Seiko 3850-894
• Seiko 5627-566