October 15, 2012 | Horology, Ralph Lauren

Watchmaking: Ralph Lauren RL67 Sporting Chronograph Case Finishing

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In January, we showed you the beautiful new gunmetal steel finished RL67 Sporting Chronograph. Now, we go step-by-step and show you how it was made. Hit the jump to see the entire process, from start to final product.

8088344326_6aa6bf5726_b.jpg STEP 1 - PREPARATION The watchcase and its components in stainless steel are laying aside the made to measure tools developed especially by the craftsman. At each stage, the dimensions of the components are checked.


8088349820_058d50d08b_b.jpg STEP 2 - SANDBLASTING AND MICROBLASTING The watchcase and its components are alternately sandblasted and microblasted by hand using an air pistol. This technique gives a deep grey matte finish to the piece.


8088353755_e937930273_b.jpg STEP 3 - GUNMETAL TREATMENT The RL67 watch case during the chemical and thermal treatment.


8088347203_7628f768c8_b.jpg STEP 4 - GUNMETAL TREATMENT A special chemical and thermal treatment, traditionally used for gunmetal, transforms the steel’s silver sheen to a rugged blackened finish.


8088352657_22b06fcfc6_b.jpg STEP 5 - POLISHING & BRUSHING Working with meticulous precision, the craftsman utilizes a range of specialized brushes and diamond pastes. By alternating between polishing and brushing, a subtle, aged look is achieved.


8088348319_1549786478_b.jpg STEP 6 - ASSEMBLY Every single stage requires the same attention to detail as traditional watchmaking.


8088342836_7e5f5fccd6_b.jpg FINISHED PRODUCT

This is the phenomenal looking end result. Click here to read our original post on the RL67 (including exclusive images).


*Text descriptions provided by Ralph Lauren Watch and Jewelry Co.