Seiko Cal. 4582 - 540

The Seiko 4582-540 represents an important milestone in Seiko's 1976 lineup. Powered by the 4582 caliber with 34j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-11a52ae9e684]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1976

Related Models

• Seiko 6663-163
• Seiko 0765-726
• Seiko 6277-124
• Seiko 0712-662
• Seiko 5267-127
• Seiko 6332-729
• Seiko 5293-127
• Seiko 4428-308
• Seiko 4519-855
• Seiko 0784-575
• Seiko 7093-929
• Seiko 6688-473