Known as silent sweep in the industry, the hands move in a constant sweeping motion rather than a stepped tick. So you won’t hear any ticking but if your hearing is particularly sensitive in a completely silent room you may hear a very quiet whirring. The black retro mid-Century atomic dial is housed in a matt black rectangular case mounted on widely-spaced plinth feet Features & Specifications: – Material: Acrylic, Paper, Metal Hands, Glass– Colour: Black / Black – Movement: Quartz– Power: 1 x AA (not included)– Dimensions: LWH 6 x 20.5 x 11.8cm; 0.25kg