Seiko Cal. 4555 - 326

The Seiko 4555-326 represents an important milestone in Seiko's 1980 lineup. Powered by the 4555 caliber with 36j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-9a425bedff8a]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1980

Related Models

• Seiko 3885-961
• Seiko 6371-452
• Seiko 6348-295
• Seiko 5289-817
• Seiko 5235-478
• Seiko 7064-497
• Seiko 7158-518
• Seiko 7032-241
• Seiko 5266-600
• Seiko 0745-882
• Seiko 6264-497
• Seiko 4533-483