Seiko Cal. 0728 - 575

Seiko 0728-575

The Seiko 0728-575 represents an important milestone in Seiko's 1979 lineup. Powered by the 0728 caliber with 21j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-213081091342]

Also known as: Tuna, Helmet

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
40mm
Case Thickness
13.5mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Silver
Jewels
21j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1979

Related Models

seikata-wm-213081091342