Cartier Tank Obus - 18K Yellow Gold omega This example is especially notable

This example is especially notable for its completeness

It keeps the chronograph heritage but feels more practical and less precious than the Professional

This reference matters because it bridges the gap between the vintage 5513 and the modern ceramic references

The dial and crystal are clean and well preserved

The reverse panda layout gives it real presence

Cartier Tank Obus - 18K Yellow Gold omega This example is especially notableThe Quadrant Enamel Classic The Cartier Tank Obus is a distinct departure from the elongated rectangles typically associated with the brand. This 1980s execution, often referred to as the "Quadrant," utilizes a perfectly square 20x20mm 18k yellow gold case. What sets this specific reference apart is the bezel; rather than leaving the gold plain, Cartier inlaid it with black enamel Roman numerals. This design choice pushes the hour markers to the