RW Factory Added Weight Rolex Daytona 126509 with with JH4131 Free Sprung Movement 

MOVEMENT: Asia JingHe Super Clone JH4131 Free Sprung Chronograph Automatic Movement, 28800bph with Fully Decorated Rotor and Bridges & Plates like Rolex Genuine Calibre 4131 
CASE DIAMETER: 40mm
THICKNESS: 12mm
DIAL COLOR: Black Dial and Silver Subdials & Stick Markers (With Swiss Grade Blue Superlume Applied)
CASE MATERIAL: High Grade Solid Stainless Steel 904L with Added Weight
BRACELET: High Grade Solid Stainless Steel 904L Added Weight with New Design Flip Lock Clasp
FRONT GLASS: Sapphire Crystal, Same Thickness and Height above bezel as per Genuine (Etched Rolex emblem at 6:00 on the sapphire glass)
CASE BACK: Solid case back
BEZEL: Stainless Steel Bezel
CLASP TYPE: Flip Lock New Style Buckle

OTHER REMARKS:

Waterproofed to 30m direct from Factory