Frequently Asked Questions


The Power Bracelet / Gold / GO are compatible with all Apple Watch Series, including the all-new Series 9 & Ultra 2.

The Power Bracelet / Gold / GO are compatible with the Standard Case 41/40/38mm and the Large Case 45/44/42mm Apple Watch Cases.

The Power Bracelet Series is also compatible with Apple Watch Ultra (select Molecular Titanium in Step 2 for a matching tone).

Ultra: 49mm
Series 8/7: 45/41mm
Series 6/SE/5/4: 44/40mm
Series 3/2/1: 42/38mm

If you decide to change your Apple Watch Case Size, you can order a Power Connector Set to make your existing Power Bracelet compatible with your new case.

Power Bracelet
Aluminium Silver Apple Watch
Stainless Steel Silver Apple Watch (gorgeous!)
Apple Watch Ultra (select Molecular Titanium in Step 2)

Power Bracelet Gold
Stainless Steel Gold Apple Watch

Power Bracelet GO
Aluminium Apple Watch (all colors)
Stainless Steel Apple Watch (all colors)
Apple Watch Ultra

The Power Bracelet Plus3 (and Signature) also fits the smallest wrist.

It's the additional links after the diamond links that you may not need to add. Once your order is placed, you can send us your wrist measurement and we'll make sure it fits your wrist perfectly.

Each Power Bracelet is handcrafted specially for you, based on the number of links that are engineered with diamonds.

It is not possible to purchase links with diamonds after placing an order. You cannot add a link with diamonds on a Power Bracelet that has already been crafted.

Power Bracelet / Power Bracelet Gold can be used in the shower and while swimming in a pool. We do not recommend using it in salty ocean water.

Power Bracelet GO can be used in the ocean as well.

Sure! Simply send us an email with the number of diamonds on each additional loop and we can set up the order. You can use more than 2 Loops on a Power Bracelet GO.

Yes! We can craft a Power Bracelet that is compatible with Samsung Galaxy Watch models.

Get in touch and we'll set up the order.

Yes! We can craft a Power Bracelet that is compatible with Swatch MoonSwatch models.

Get in touch and we'll set up the order.


Power Vault is compatible with:

Apple iPhone 15 Pro
Apple iPhone 15 Pro Max

Apple iPhone 14 Pro
Apple iPhone 14 Pro Max

Apple iPhone 13
Apple iPhone 13 Pro
Apple iPhone 13 Pro Max

Apple iPhone 12
Apple iPhone 12 Pro
Apple iPhone 12 Pro Max

Please choose Power Vault compatibility in Step 2 [Choose Compatibility].

Please contact us if you require the Power Vault for iPhone 13 and 12 Series.

The iPhone is sold separately, Nuclieus offers the Power Vault only. 

Note: The Power Vault for the iPhone 15 Series is not compatible with the Power Vault designed for the iPhone 14 Series.

Power Vault is designed with an aerospace grade aluminium titanium alloy and crafted with the finest grown diamonds, each diamond is flawless and colorless.

A patented dual-layer design fuses aerospace grade titanium with a custom engineered shock absorbent inner layer ensures industry leading protection and slide-on fit. The Power Vault securely slides onto the iPhone from the top and the bottom.

The Power Vault simply slides onto the Apple iPhone. Please read the instructions.

The Power Vault is engineered with an aerospace grade aluminium titanium alloy, built to withstand water and extreme temperatures.


The Power Crown is an all-purpose piece of fine jewelry. It's designed with a removable Airpods Clip so you can clip your Airpods on and off.

The Power Crown can be used as a key holder, bag charm, or even a pendant.

The Power Crown is designed with a removable Airpods Clip, so you can clip your Airpods Case on and off. The Airpods case hooks on to the Airpods Clip via the charging port.

The Airpods Clip is compatible with all Airpods (1/2/3) and Airpods Pro.

The Power Crown Airpods Clip is compatible with all Airpods (1/2/3) and Airpods Pro.


Yes, we offer free worldwide insured shipping on all orders.

All Nuclieus orders are shipped with DHL Express. Expected delivery time once shipped:

EU/UK: Overnight
USA: 2 business days
Middle East: 3 business days
Canada: 3-4 business days
Australia/NZ: 5-8 business days

Yes, we offer Priority Shipping on select models.

Please add your preferred Power Series to the cart and proceed to checkout. Once you have provided your Contact information, please proceed to the Shipping section where you will find all available shipping options.

Orders within the EU / UK are not subject to any additional duties / taxes.

Most Nuclieus orders are not subject to any additional duties. However, as duties are levied (if any) at the discretion of your country's import customs, we cannot provide an indication of the duty amount.

Rest assured, as part of the Nuclieus International Power Programme, we will share by covering half the duty amount that is levied on your order. You need to contact us within 2 days of paying the duties to request the duty coverage.

If you have any further questions regarding duties, please contact us on the Nuclieus Concierge (available 24/7) or send us an email.

The Nuclieus return policy is valid for 14 days since the day you receive the Power Series. If 14 days have gone by since you receive your Power Series, unfortunately, we can’t offer you a refund/exchange. To be eligible for a refund, the Power Series must be in the same condition that you received it. It must also be unused and in the original packaging.

1) Please contact the Nuclieus team regarding your return.

2) You will be asked to ship the Power Series to our headquarters in Antwerp, Belgium where certified agents will re-verify it's authenticity. We will send you an email to notify you that we have received your returned item. Nuclieus will not cover return shipping costs or any import duties that Nuclieus would have to incur to receive the Power Series. Please note Nuclieus will not refund any amounts paid for shipping when the order was placed.

3) Once certified authentic, your refund will be processed and a credit will automatically be applied to your credit card or original method of payment, within 5 working days. 

Nuclieus High Jewelry pieces are bespoke for each customer and are not eligible for returns.

Please note: you should consider using a trackable shipping service or purchasing shipping insurance. In most cases, we can arrange for an insured shipping service. If you have any questions, please contact us and we will be happy to assist with your return. 

The price of each Power Series model is fixed in Euros (€). Due to exchange rate fluctuation, you may see small changes when prices are displayed in currencies other than Euros (€).


The world's finest diamonds at a price better than any fine jewelry brand. Prove us wrong.

Please order the Nuclieus Ring of your choice and reply to the order confirmation email with the ring finger size.

If you don't have it and need a ring sizing tool, write to us and we'll send one out next business day.

Nuclieus High Jewelry purchases come with a detailed diamond grading certificate from the world renowned International Gemological Institute (IGI).

We only craft Nuclieus products with the finest diamonds, each diamond with a clarity of VVS+ and color E+.


If you have any further questions, please contact us on the Nuclieus Concierge (available 24/7) or send us an email.