Art Deco began in Paris, France and well know deign style in 1920s and 1930s. The style is based on geometric shape , boldly colours, chevrons, curves and other shapes, and was considered to be popular at the time. Designing a necklace that can be worn by both genders, In my research I looked at already made necklace to get an idea in how to work and create a design which is suited for a male and female.
Sketch development
