Contact Cool Diamonds




Address: 16 Greville Street, London, EC1N 8SQ United Kingdom

Appointments to view

Viewings may be available for diamonds over 0.5Ct. and jewellery over £1500.

Viewing times are Tuesday to Saturday 11:30 to 17:30 by appointment only please email us at services@cooldiamonds.com for an appointment requests.

Sales: Our lines are open Tuesday trough Saturday 11:30 to 17:30 on +44 (0) 20 3691 8213 for a fast response on Sunday and Monday please emails us on services@cooldiamonds.com (please note that for security reasons callers with the phone number ‘withheld‘ or ‘no caller id‘ may be going to our phone spam filters)

Email: services@cooldiamonds.com

Hatton Garden opening times by appointment only:

Tuesday to Saturday 11:30 to 17:30 Closed Sunday and Monday.

To request an up to date valuation: cooldiamonds.com/valuation

To make a payment to Cool Diamonds: cooldiamonds.com/payment