Built in jewellery boxes and aviation-grade clocks: How Rolls Royce owners have tried to make their exclusive cars even more unique

'Quartz: This car colour is one of the many options buyers can choose from

A Thermos, jewellery box and picnic hampers have been requested
Rolls Royce offers an exhaustive customising service
Celestial Phantom has 446 diamonds inlaid in the interior

What do you get for the Rolls Royce owner that has everything?
Not content with the standard model of the iconic Phantom, which costs around £250,000, new owners have been customising their cars with everything from picnic hampers, jewellery boxes and even diamonds.
And wealthy buyers know that no request will be too much to ask of the manfacturer which gives prospective Rolls owners a glossy brochure full of accessories and hand-finished details to personalise their car.
Scroll down for video

Stargazing: The optic lights are arranged at random but customers can also ask for arrangements that copy constellations

A tailor-made picnic set is in the boot of one opulent car while another customer asked for a built-in jewellery box in the glove box.
One buyer wanted a Thermos flask tucked into the door of their new car. Rolls Royce had to build the whole door just to crash test the design, then recreated it on the car

Diamonds: The most recent collector car is the Celestial Phantom, which has 446 diamonds

People that want to use their new car for stargazing, but still value privacy, can get the roof of the car transformed into a night sky with hundreds of fibre optic lights.
The most recent car they have created is the Celestial Phantom which has 446 diamonds.

Art Deco: This Twenties-inspired car has bright green piping around the black leather upholstery

An aviation clock was set in the dashboard of another and Rolls Royce offers personalized marquetry.
Matching luggage and aluminum cup holders are also available to customers, reports BusinessInsider.com.
Previously, Rolls Royce has matched the colour of a car to a customer's lipstick and will embroider any logo or initials onto the car's upholstery.
The iconic Spirit of Ecstasy emblem, on the bonnet of every car, can be recreated in solid 24-carat gold and Rolls Royce can source the wood for the car from a tree on wealthy customer's estates.