The Most Illustrious Order of Chula Chom Klao (; ) was established on 16 November 1873 by King Rama V of The Kingdom of Siam (now Thailand) to commemorate the 90th Jubilee of the Chakri Dynasty and bears his name (จุลจอมเกล้า Chula Chom Klao). The pink colour reflects the Tuesday birthday colour for King Rama V. Insignia The full insignia for the Order consists of: Pendant - The pendant design varies between classes. Sash - Female: The pendant is suspended from a pink sash 7.5 cm wide, worn over the left shoulder to the right hip. It can also be attached onto the silk ribbon of 5 cm wide, to wear on the front left shoulder. Star - The star design varies between classes. Collar - The collar consists of sixteen Royal Ciphers of King Rama V in pink enamel and seventeen gold rosettes fastened to each other by chain links. The centre of the collar has an oval medallion with Airavata elephants, enamelled in white, and a gold crown with a starburst at the top. Flanking the medallion on either side are two gold lion supporters, carrying Royal Parasols. The whole piece is topped with white bows. Medal - The medal, also known as the 'Junior Companion', is a silver disc. The central piece bears a portrait of King Rama V and is surrounded by a raised band, engraved with the motto "I Shall Maintain My Royal Family". The whole piece is edged with a wreath and topped with a crown with a starburst. The reverse of the medal is engraved with Airavata elephants bearing the Trident and Thai script. The whole piece is surrounded by a Chakra and gold wreaths. The medal is suspended from a pink silk band of 4 cm wide, to wear on the left chest. Classes The Order consists of three classes for male and female members, with an additional fourth class for women only. Some of the classes are further subdivided into several divisions. The number of members in each division is also limited. During the 50th anniversary of his accession to the throne, King Bhumibol promoted all recipients of the Order during the reign of his predecessor, King Rama VIII, by one class higher. Sovereign The Sovereign of the order is Knight Grand Cordon but their insignia is decorated with diamonds. Consort The Consort is Knight Grand Cordon, Special Class but their