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About Us

Who are we and what do we stand for?

We are Bertie & Renée, two sisters behind the brand and webshop Bert Sieraden.

Bert Sieraden , set up by Bertie, who has had a passion for designing and making jewelry since she was 16 and Renée joined in 2021 to support. Bert Sieraden is best known for the one and only "heart bracelets" for both adults and kids. What makes our jewelry extra special is the use of gemstones. We love that every stone is unique in color and shape. We also find the energy that these stones radiate very special.

Our webshop

The webshop is the destination for beautiful handmade jewelry and enchanting gemstones. With a passion for craftsmanship and an eye for detail, we bring you an exclusive collection of different brands that will make you happy!

In our store you will find a wide range of the most refined jewelry brands. We are proud to offer the beautiful collections of Bobby Rose, Le Veer, By Trend, Leju, By Loffs & CarlieV. Each brand tells its own unique story and is made with love & creativity.

What are you looking for?

Whether you are looking for a bracelet, necklace, earrings or fun accessories, at Bert Sieraden you will definitely find something that suits your personality and taste. Maybe you are looking for a sparkling gift for someone special or just something for yourself, Bert Sieraden has something for everyone. Browse our shop of handmade, colorful jewelry made from all kinds of different (natural) materials.

Do you find it difficult to find or combine something in our webshop? Feel free to send a chat message, whatsapp or email and we will help you with all the love and pleasure!

Gemstones

At Bert Sieraden you can not only buy beautiful jewelry , but also loose gemstones . Whether you want a
Whether you are a collector, interested in the healing properties of gemstones or simply looking for a beautiful piece of jewelry, we offer a wide range of gemstones.

At Bert Sieraden we have an extensive collection of bracelets with different gemstones, each with their own meaning. Whether you are looking for a bracelet that helps you relax, focus, or balance, we have something that meets your needs. For example:

* Rose Quartz *: Peace, balance & love. Promotes self-love & self-acceptance.

* Tourmaline *: Strong cleansing & protective effect. Brings balance to body & mind.

* Tiger's Eye *: Strength, courage, trust, insight & protection. Promotes peace, works as a painkiller, helps with an overstimulated nervous system & counteracts hyperventilation.

Customer Service

At Bert Sieraden, we value customer satisfaction. We are always here to help you find the perfect piece of jewelry or jewelry set. And we are always here to answer any questions you may have. We also offer a flexible return policy , so you can shop with confidence.

Brands I proudly sell:
FAQ

Maintenance & Materials

We sell different brands and the jewelry is made of different materials. This is always stated in the description of the jewelry. Tip: also look at the pages about the brands we sell on the site, there is also information about the materials that are used.

In gold filled jewelry, a thick layer of real gold is bonded to another material by heat and pressure. Usually this other material is brass, copper or sterling silver. This technique creates a much thicker layer of gold (compared to gold plated jewelry) and the difference with a fully gold jewelry is difficult to distinguish. The minimum thickness of the gold is 5% or 1/20 of the total weight.

Contrary to the name, gold filled jewelry is not jewelry that is filled with gold. It is about the thick outer layer of 2 or 3 layers of gold.

Gold plated jewelry is gold plated jewelry. A layer of gold is poured over a base metal. This base metal can consist of sterling silver, brass or copper.

Unfortunately, we cannot guarantee that the jewelry will not discolor. This has to do with all kinds of factors such as: the acidity of your skin, the frequency that you wear your jewelry and the circumstances in which you wear your jewelry. However, we do find it important that it remains as beautiful as possible, which is why we choose brands that use high-quality materials, just like our own brand.

Yes, you have a three-month warranty on jewelry that breaks. If this is unexpectedly the case, send an email to info@bertsieraden.nl with your details and we will be happy to resolve this with you.

We do not provide any guarantee against discolouration of the jewellery.

No, in principle it is best for your jewelry to take it off when you shower. If you want to buy jewelry that can withstand water and/or soap, you can buy jewelry from the brand: LeJu in our webshop.

The size of a piece of jewelry is stated in the product description.

To easily measure your ring size, we have the following methods:

  • Method 1: You already have a ring that fits: If you have a ring that already fits well, it is easiest to use that. Take a ruler and measure the diameter of the inside of the ring (so not the edge). The number of millimeters is the ring size, so if you see 17 mm then your size is 17.
  • Method 2: You don't have a fitting ring: Then measure the circumference of your finger with a piece of string. Place a piece of string around your finger, be careful not to make it too tight, it should still go over the knuckle! Take a ruler and place the string on it:

Size 16 = 50.3 mm

Size 17 = 53.5 mm

Size 18 = 56.5 mm

Size 19 = 60 mm

All products have a description of their size. Are you still unsure about a size? Feel free to contact us via info@bertsieraden.nl .

Production & Delivery

All orders over €75,- are shipped for free. Below €75,- the shipping costs are €2,95. If products do not fit in an envelope (for orders below €75,-) there are other shipping costs involved.

If the ordered items cannot be placed in an envelope and the order amount is (in NL) below €75,- then you pay €6.95 shipping costs for a package. You can see this when paying for your products.

After your order has been received by us, it takes +/- 3 days before it is shipped. The package will then go with PostNL/DHL and they will deliver it to your home as soon as possible.

You will receive an email when your order is shipped.

We ship to the Netherlands for free and to Belgium shipping costs are charged. If you would like to have something sent to another country, please contact info@bertsieraden.nl

Yes, how nice that you ask about this! The products of our own brand: BERT Sieraden, are also for sale to retailers. Send an e-mail about this to info@bertsieraden.nl and we will explain further how this works.

Exchanges & Returns

Returns

Send an email to info@bertsieraden.nl; state your name, order number and reason for return.

All your purchases* have a 14-day inspection period. After this period, we will not accept any returns.

During this period you can return the order unworn and undamaged in the original packaging, with a note with your name and order number in the return packaging.

*PLEASE NOTE: Custom made products cannot be returned or exchanged!

After we have received an email and the items returned undamaged, we will refund the cost of the item. Return costs are at your own expense.

Did you also pay shipping costs when ordering? If the entire order is returned, you will also receive the shipping costs back and you will only pay the return costs.

The return address is:

Bert Jewelry

Gerlachusstraat 71

5175 AK Loon op Zand

*PLEASE NOTE: Custom made products cannot be returned or exchanged!

After we have received an email and the items returned undamaged, we will refund the cost of the item. Return costs are at your own expense.

Did you also pay shipping costs when ordering? If the entire order is returned, you will also receive the shipping costs back and you will only pay the return costs.

The return address is:

Bert Jewelry

Gerlachusstraat 71

5175 AK Loon op Zand

Swap

If you want to exchange an item for a different size, color or a completely different item, we will send the new items free of charge. Please contact us in advance via info@bertsieraden.nl

All your purchases* have a 14-day inspection period. After this period, we will not accept any exchanges.

During this period you can return the order unworn and undamaged in the original packaging, with a note with your name and order number in the return packaging.

*PLEASE NOTE: Custom made products cannot be returned or exchanged!

After we have received an e-mail and the items unworn, undamaged return, we will send the new product to you. Return costs are for your own account.

The return address is:

Bert Jewelry

Gerlachusstraat 71

5175 AK Loon op Zand

We will not do anything with returned products unless you have contacted us by email about the return or exchange.