Seiko Cal. 4537 - 545

Released in 1981, the Cal. 4537 with design code 545 was part of Seiko's domestic market collection. Powered by the 4537 caliber with 28j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-8ea7b696bf9f]

Also known as: Rally, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1981

Related Models

• Seiko 5674-468
• Seiko 5275-447
• Seiko 7057-815
• Seiko 5688-605
• Seiko 6668-344
• Seiko 5652-211
• Seiko 7015-500
• Seiko 7178-338
• Seiko 6170-871
• Seiko 6387-128
• Seiko 5636-358
• Seiko 4494-308