Seiko Cal. 5275 - 720

The Seiko 5275-720 represents an important milestone in Seiko's 1972 lineup. Powered by the 5275 caliber with 25j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-0ccef3a3c22a]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1972

Related Models

• Seiko 6675-188
• Seiko 3851-481
• Seiko 5242-323
• Seiko 7188-338
• Seiko 7037-322
• Seiko 7160-122
• Seiko 4438-600
• Seiko 6158-661
• Seiko 0715-557
• Seiko 7027-852
• Seiko 6650-604
• Seiko 3818-819