2013 GMT !!! Supreme Version !!! This is made with Reference to the Genuine SS GMT Watch...External Dimension is 1-1 as per the Genuine....  All external Parts are interchangeable with Genuine....New Alpha Numeric Serials... AR Coated Cyclob, Genuine Black Ceramic Bezel (Same Dark Black as Genuine..Not Grey) !!!!! Updated to Internally Feint Etched Coronet at 6.00 on Crystal as per Genuine !!!
 
Model  : Unveil in Basel 2013......Polished Stainless Steel 316F New Oversize Case, Black dial, Superlume Dot Markers and Needles,  Brushed New Style Oyster Style Stainless Steel Bracelet,Genuine Ceramic Sandwch Black Numeral Bezel (Same Dark Black Tone as Genuine - Not Greyish),  24 Clicks Uni -directional . Engraved ROLEXROLEX on rehaut with Alpha Numeric Serial Numbers at 6.00, Correct New Rolesor Clasp Osyter / Diver extension with Serial number inscribed on end links .
Movement:  Nickle Plated Swiss Eta 2836-2 Modified to Rolex Calibre 3187 Markings and Bridges, Automatic Movement, 25J, 28800bph, GMT Independently Adjustable
Functions: Hours, Minutes, Seconds, and Date and GMT ( Set via Crown)
Dimensions  : Dia 40.5mm x 13mm Thk
Material : 1 piece forged case construction, solid 316F stainless steel 
Back :  Solid case back
Crown : One-piece screw down crown with o ring
Crystal: Sapphire crystal, With AR Cyclob Same Thickness and Height about Bezel as per the Genuine.  Internally Feint Etched Coronet at 6.00 on Crystal as per Genuine !!!
Water Resistant