Privacy Notice


Date of most recent version: November 2021


  1. Introduction


I. Hennig & Co. Limited takes your privacy seriously and is committed to protecting and respecting it.


This privacy notice (‘Notice’) sets out how the data that you provide through our platform, (‘Platform’) is used. It has been put together to ensure we comply at all times with privacy laws. It contains information on:


  • who we are
  • the personal data we collect and store
  • how and why we collect personal data
  • what we do with personal data
  • how long we retain your information, and how we keep it secure
  • your rights and how to exercise them
  • how to contact us
  • details of whom to contact if you have a complaint.


Please read this Notice, and any other privacy or fair-processing notice that we provide to you on specific occasions, so that you understand how we interact with your personal data.


Any other relevant notice shall supplement, and not override, this one.


  • Who are we?


Hennig was established over 120 years ago. It primarily helps clients procure rough diamonds and develop their businesses.


We have subsidiary companies in several continents globally, as described more fully below. These subsidiaries are owned, directly or indirectly, by I Hennig & Co. Ltd, and this Notice is issued on behalf of I Hennig & Co. Ltd, which in turn is the key decision-maker on matters of privacy compliance for all brands in the same group.


Here are some key details:


Our name:                                   I Hennig & Co. Limited (we will refer to ourselves in this Notice as ‘Hennig’ or by using the word ‘we’ and related words such as ‘us’ and ‘our’)


Place of incorporation:                   England and Wales


Company number:                    646001


Registered address:                        9 Pine Grove, Bricket Wood, St Albans AL2 3ST, United Kingdom


Under data protection law, we are considered to be a ‘controller’. As a controller, we are responsible for, and we control the processing of, your personal data. We are registered as a data controller with the Information Commissioner’s Office, which is the UK’s supervisory authority for data protection matters. Our registration number is Z5685997.


  • Applicability of this Notice


This Notice applies to your use of the Site.


  • Third-party links


Please be aware that by clicking on any link, you will leave the Platform: you should therefore check the privacy notices on each other website that you visit, since this Notice will no longer apply at that point.


  • What information do we collect?


This site does not collect any personal data of visitors to the site.:


  • technical data, such as


your internet protocol (IP) address


logon data


your browser type and version


time-zone setting and location


browser plug-in types and versions


operating system and platform and other technology on the devices you use to access the Platform


  • usage data, such as


information about how often you use visit the site.


Which pages you visit.


Aggregated data


We collect aggregated datafor statistical purposes, such as assessing the popularity of certain pages on our Platform. Aggregated data does not reveal your identity (either directly or indirectly), and is not considered to be personal data. To the extent that we use or combine any aggregated data so that you can be identified, we would treat the aggregated data as personal data and would therefore use it only in accordance with this Notice.


In all cases, we do not collect more data than we believe is necessary.


6.      How do we collect personal data?


We obtain personal data from the following sources:


  • from automated technologies such as cookies and tags when you visit the site although we do not participate in automated decision-making – for more information on automated technologies, please see our cookies notice.


In some circumstances we will anonymise your personal data (so that it can no longer be associated with you) for research or statistical purposes, in which case we may use this information indefinitely without further notice to you.


7.  Your information rights


We would like to draw your attention to the following rights that you have under data protection law:


  • right to be informed, in a clear and transparent manner, about the collection and use of your personal data – this Notice helps us to meet our obligations in that regard


  • right of access to your personal data, and the right to request a copy of the information that we hold about you and supplementary details about that information


  • right to have inaccurate personal data that we process about you rectified: we will always be happy to correct any inaccuracies, and indeed we welcome the opportunity of doing so


  • right of erasure (also known as the ‘right to be forgotten’): this is a right for you to request that we remove or destroy certain personal data about you where there is no compelling reason for its retention.


  • right to object to certain processing, including that related to direct marketing


  1. right to restrict processing: in these circumstances, we may still retain your personal data on a list of those who have requested a restriction of processing


  • right of portability of your data in certain circumstances.


Please note:


  1. there are limitations on the rights above, and in some instances we may be entitled or required not to implement your request
  2. you will be asked to provide proof of your identify to ensure we are dealing with the correct person, and we may ask you to provide further details to assist us in the provision of such information
  3. we do not ordinarily charge a fee to enable you to have access to your personal data or to exercise other rights. However, in some circumstances we may charge a reasonable fee if your request is clearly unfounded, repetitive or excessive. Alternatively, we may refuse to comply with your request in these circumstances


In all cases, we will reply within the time limits set by law.


Please contact us using the details in section 15 below if you would like to know more about, or to exercise, these rights.


Further information about your information rights is available on the ICO’s website:


9.  Cookies


Our website uses cookies. For more information on which cookies we use and how we use them, please see our [HYPERLINK: COOKIES NOTICE].


10.  Changes to this Notice


We may change this Notice from time to time. You should check this Notice on our website occasionally, in order to ensure you are aware of the most recent version.


11.  What should you do if you have a complaint?


We hope that you will be satisfied with the way in which we approach and use your personal data.


Should you find it necessary, you have the right to raise a concern with your supervisory authority. In the United Kingdom, this is the Information Commissioner’s Office:


However, we very much hope that if you have a complaint about the way in which we handle your personal data, you will contact us in the first instance using the contact details in section 15 below, so that we have an opportunity to resolve it.


  1. Do you want to contact us?


If you would like to contact us about this Notice or our use of personal data, including if you wish to receive further information, our details are as follows:






9 Pine Grove Bricket Wood St. Albans AL2 3ST UK


For the attention of:


            The Privacy Manager