Model: Day-Date Reference: 18238 Date: Circa 1990 Movement: 31-jewel Cal.3155 automatic, adjusted to 5 positions and temperature, No.5599552 Dial: Green bloodstone, diamond set hour markers, gilt outer minute track, magnified date aperture at 3, day aperture at 12, gilt baton hands with luminous inserts, centre seconds Case: Brushed and polished tonneau form, screw down back and Oyster crown, fluted bezel, No.E296135 Strap/Bracelet: Fitted 18K gold 8385 Oyster link, end links stamped 55B Buckle/Clasp: Signed folding clasp, stamped 012 Signed: Case, dial & movement Size: 36mm Accompaniments: Rolex box, outer card (AF), swing tags, note book with spare insert, brochure 注脚 A variety of Chalcedony, bloodstone is also known as heliotrope. The body colour of the stone is a deep green with red to orange flecks caused by the presence of iron oxides. This striking combination of colours makes for a truly fantastic dial complimented by the yellow gold case on this Day Date.