Brand: Vacheron Constantin
Model: Overseas Perpetual Calendar Ultra-Thin
Reference Number: 4300V/120R-B509

Diameter: 41.5mm
Thickness: 8.1mm
Case Material: 18K 5N rose gold
Dial Color: Blue (lacquer)
Indexes: Applied, 5N rose gold
Water Resistance: 50 meters
Strap/Bracelet: Includes rose gold bracelet, a blue rubber strap, and a blue alligator strap (all quick change)