Rolex Datejust 1603 Grey Sigma Dial / Jubilee SS 1970


Rolex 16030 Oyster Perpetual Datejust , stainless steel on a stainless steel jubilee service bracelet, Engine turned bezel, automatic, Grey "Sigma dial" with applied stick hour markers and Baton hands, date window at 3 o'clock, COSC, acrylic crystal, circa 1970, water resistant, diameter: 36mm, thickness: 12mm, Excellent condition with strong patina.

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More about Datejust 1603 Grey Sigma Dial / Jubilee SS 1970

This is a c. 1970 stainless steel and Rolex Oyster Perpetual Datejust 16030. It has an integral stainless steel Rolex jubilee/link service bracelet, and an acrylic crystal. There is a screw down winding crown, and a solid screw-down case back. The 36mm diameter solid three-body case, downturned lugs, and Engine turned bezel are polished/brushed. The dial is Grey sigma with applied faceted baton hour markers, luminous dot indices, Baton hands with luminous inserts, and a center sweep second hand. There is a perimeter minute/seconds scale, and a date aperture window underneath a Cyclops magnification lens is at the 3 o'clock position. It has a Certified Official Superlative Chronometer (COSC) rating, and it's water resistant. The 12mm thick case, dial, and movement are all signed. This Rolex Oyster Perpetual Datejust 16030 has a mechanical automatic self-winding Rolex caliber 3035 movement. It's rhodium plated, with oeil-de-perdrix embellishment, and it's constructed with 27 jewels, a shock absorber device, and a straight-line lever escapement. It includes a monometallic balance that's adjusted to 5 positions and temperature, a free-sprung self-compensating Breguet balance spring, and a hacking seconds mechanism for precision time setting. The mechanism oscillates at a frequency of 28,800 vph (4 Hz).

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