The Rolex Day-Date Reference 1803 in 18k Yellow Gold featuring a Grey Step Dial is one of the most coveted, vintage, statement watches on the market. Often referred to as a "pie-pan" dial due to its distinct, sloping outer edge, this specific configuration offers an incredibly rare, moody aesthetic that beautifully contrasts the warmth of its yellow gold case.

• The "Step" (Pie-Pan) Dial: Vintage 1803 models feature a multi-dimensional dial that drops off sharply near the minute track EveryWatch. This gives the watch far more depth and character than flat modern dials. 

• The Grey Aesthetic: While champagne and silver dials are common for this era, authentic factory-grey dials are much harder to find Oliver & Clarke. Depending on the light, the finish can shift beautifully between cool slate grey, metallic silver-blue, and warm charcoal taupe Special Dial. 

• Sigma Dial Varieties: Many grey dials from the early 1970s feature "Sigma" markings (σ T SWISS T σ) at the 6 o'clock position Bulang and Sons. This certifies that the hands and applied indices are made from solid gold.

• Brand & Model: Rolex Oyster Perpetual Day-Date

• Reference Number: 1803 EveryWatch

• Case Diameter: 36mm

• Material: Solid 18k Yellow Gold EveryWatch

• Dial Variation: Grey "Pie-Pan" Step Dial EveryWatch

• Movement: Rolex Caliber 1556 Automatic EveryWatch (Non-quickset day/date function)