MUTUO is a Japanese collection offering both engagement rings and wedding bands. The range includes classic and stylish rings with graceful, delicate detailing and is a favourite among women. Offering a variety of cute and casual designs, MUTUO is an admired line from the Japanese Siren Azzurro brand. “Siren Azzurro” means “blue mermaid” in Italian and is intended to inspire confident women with the flexibility to swim in the city. MUTUO is perfect for couples who are looking for elegant, classic designs combined with endearing details and motifs.