Handcrafted Full-Grain Leather Belt with Signature Petra Studded Artwork The Petra Belt is a timeless Calleen Cordero classic, handcrafted from premium full-grain leather and finished with signature hand-studded artwork for effortless elegance and everyday versatility. The Petra Belt is a handcrafted leather belt designed for those who appreciate artisan craftsmanship, timeless style, and understated sophistication. A signature Calleen Cordero classic, the Petra blends clean lines with refined handcrafted detailing, creating a versatile accessory that complements every wardrobe and every season.