Seiko Prospex x Automatic ft. Mechanical Speedtimer Men Formal Round 200m Water Resistant Watch HBC003J1 HBC003 HBC-003 HBC-003J1
Seiko Prospex Heritage Motoring Countdown Speedtimer HBC003 revives the golden era of 1970s motorsport. Inspired by the legendary 1969 Speedtimer, its powder blue vertically brushed dial pays homage to the iconic 1972 Panda chronograph. The 39.5mm stainless steel case and curved sapphire crystal frame a dial accented with orange racing details, evoking vintage sports car elegance. A timeless icon from track to wrist.
Caliber Number / Movement
6R55 (automatic with manual winding capacity)
Power Reserve / Accuracy
Approximately 72 hours (+25 to -15 seconds per day)
Case / Band Material
Stainless steel (super hard coating) case with stainless steel band (three-fold clasp with push-button release)
Water Resistance
200m / 20 bar
Case Size
Thickness: 12.0 mm
Diameter: 39.5 mm
Length: 44.5 mm
Lug width: 20.0 mm
Other Specifications
Seiko Prospex x Automatic ft. Mechanical Speedtimer
Made in Japan
Magnetic resistance (4,800 A/m)
Rotating countdown inner ring
Screw case back
24 jewels
Date display
Stop second hand function (hacking mechanism)
Regular timekeeping (analog display)
Disclaimer - Images are for illustration purposes only. Actual product size and colour may vary.
