Colour: Pink to dark wine shades of red

Name derivation: Derived from the Latin term “Rebellus” meaning “reddish”

Symbolism: Royalty, wealth and long life

Gemstone family: Tourmaline

Anniversary: 38th wedding anniversary (Modern)

Birthstone: October

Hardness: Moh’s Scale 7.0-7.5 (hard & robust structure)

Geography: The finest come from Africa and South America

Cleaning procedure: Must not be cleaned ultrasonically. Do not clean it in a steam cleaner. Clean carefully using warm soapy water or commercial jewellery cleaner

Value factors: Rarity, Intensity of colour; Brilliance and “life” of stone; Size of stone