Seiko Cal. 0728 - 904

Seiko 0728-904

The 0728-904 is a sought-after Hand-Winding piece from Seiko's golden era. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-7b965f776391]

Also known as: Helmet

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
42mm
Case Thickness
15.5mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
150m
Dial Color
White
Jewels
21j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1978

Related Models

seikata-wm-7b965f776391