Seiko Cal. 5610 - 331

The Seiko 5610-331 represents an important milestone in Seiko's 1975 lineup. It features a Green dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-5097ffeb7273]

Also known as: Arnie, Flighty

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1975

Related Models

• Seiko 7125-740
• Seiko 7165-443
• Seiko 5225-851
• Seiko 0727-873
• Seiko 5631-436
• Seiko 3860-939
• Seiko 6326-152
• Seiko 3846-597
• Seiko 5655-842
• Seiko 3829-665
• Seiko 6373-345
• Seiko 4493-380