Rare 18K Rose Gold Square Rolex Ref.4643 'Bulging Back' Now on Sale
📋 Article Processing Timeline
- 📰 Published: May 13, 2026 at 19:00
- 🔍 Collected: May 13, 2026 at 10:31
- 🤖 AI Analyzed: May 16, 2026 at 00:00 (61h 28m after Collected)
PRINCIPE PRIVE - Epoca d’Oro has introduced the rare ROLEX PERPETUAL BULGING BACK Ref.4643. Produced between 1946 and 1952, this 18K solid rose gold timepiece features a unique square case with a specialized 'bulging back' structure designed for early perpetual movements. Priced at 1.92 million yen, it houses a Cal.520AR movement and highlights Rolex's historical manufacturing philosophy and technical heritage.