| Grading System | |
|---|---|
Grade: AA |
Very good |
Case: 2-6-17-40 |
Very good Slightly oxidized Slightly spotted |
Movement: 2* |
Very good Overhaul recommended, at buyer's expense |
Dial: 2-10-17 |
Very good Patinated |
Brand Rolex, swiss made
Model GMT Master
Reference 16758
Year circa 1977
Movement No. d376158
Case No. 5221650
Material 18kt yellow gold
Bracelet rubber band with original gold plated buckle
Caliber 1570
Dimensions 39mm
Weight 77gr circa
Signature case, dial and movement
Notes
Three-body, polished and brushed, screweddown case back and crown, graduated bi-directional revolving bronze bezel for the second 24-hour time-zone, crystal with "cyclops" lens. Brown dial with luminous gold round, bâton and triangular indexes, outer minute/ seconds divisions, aperture for the date. Luminous coated steel "skeleton" hands. M. Cal. 1570, rhodium plated, "oeil-deperdrix" decoration, 27 jewels, straight line lever escapement, free-sprung mono-metallic balance adjusted to temperatures and five positions, self-compensating Breguet balance spring, Microstella regulating screws, hack mechanism