Seiko Cal. 5273 - 440

This Spring Drive model from 1973 features a 35mm Stainless Steel case. Powered by the 5273 caliber with 21j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-4f32fa4feaa8]

Also known as: Bullhead, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1973

Related Models

• Seiko 5691-389
• Seiko 6226-467
• Seiko 4456-172
• Seiko 7088-303
• Seiko 0731-141
• Seiko 6398-360
• Seiko 6351-420
• Seiko 7046-501
• Seiko 5664-286
• Seiko 6643-816
• Seiko 3833-503
• Seiko 5232-719