Seiko analog HFB003J Men's Mechanical Stainless steel strap Watch 2026.6 release

Movement Reference Number: 4R38
Movement Type: Automatic Mechanical (Manual Winding Available)
Accuracy: +45 to -35 seconds per day
Power Reserve: Approximately 41 hours when fully wound
Jewels: 24 jewels
Stop Seconds Function
Case Material: Stainless Steel; Case Back: Stainless Steel and Glass
Case Dimensions:
Thickness: 11.8 mm
Width: 40.0 mm
Height: 46.2 mm
Crystal Material: Hardlex Glass
Clasp: One-click Triple-folding Clasp
Watch Specifications
Water Resistance: Enhanced daily water resistance (100M)
Screw-down transparent case back