Seiko Cal. 4537 - 493

This Hand-Winding model from 1981 features a 36mm Titanium case. With its 22mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-d863032deccc]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1981

Related Models

• Seiko 6650-660
• Seiko 5611-517
• Seiko 7187-560
• Seiko 6147-790
• Seiko 5232-984
• Seiko 7089-419
• Seiko 5266-784
• Seiko 4586-477
• Seiko 6122-635
• Seiko 6158-240
• Seiko 3858-569
• Seiko 3893-825