Seiko Cal. 4540 - 493

This Hand-Winding model from 1987 features a 45mm Titanium case. Powered by the 4540 caliber with 17j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-65f78e7bd0d7]

Also known as: Pogue

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1987

Related Models

• Seiko 7176-648
• Seiko 6129-756
• Seiko 6637-196
• Seiko 7186-558
• Seiko 3827-906
• Seiko 6693-280
• Seiko 6626-885
• Seiko 3823-424
• Seiko 6282-204
• Seiko 6372-274
• Seiko 5635-809
• Seiko 5224-694