Ruby and diamond presentation pendant and a brooch, early 20th century

Comprising: a presentation pendant designed as the cipher of Tsar Ferdinand I of Bulgaria millegrain-set with circular- and calibré-cut rubies, accented by single-cut and rose diamonds, from a cable-link chain, length approximately 450mm; and a brooch designed as the cipher of Tsar Ferdinand I of Bulgaria within a wreath of oak leaves, enhanced with circular-cut sapphires and rose diamonds.