Seiko Cal. 4548 - 186

The Seiko 4548-186 represents an important milestone in Seiko's 1974 lineup. Powered by the 4548 caliber with 35j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-8ab6cc70ce77]

Also known as: UFO, Bellmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1974

Related Models

• Seiko 6157-221
• Seiko 0750-110
• Seiko 6227-375
• Seiko 0738-123
• Seiko 6161-168
• Seiko 0790-408
• Seiko 7049-577
• Seiko 7098-848
• Seiko 3862-509
• Seiko 5287-380
• Seiko 4459-851
• Seiko 3830-714