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All our jewellery is considered water-proof &. tarnish-resistant. Treashine jewellery is plated with at least 0.1 micron of 18CT Gold or Silver, plus e-coating which qualifies it to pass waterproof tests.

However, It is natural for gold-plated jewellery to fade over time due to exposure to different chemicals. We advise you to avoid contact with chemicals such as perfumes, hair products, and makeup. These solutions may damage the layer of gold or silver plating and will cause tarnishing or discoloration.

Read our full Jewellery Care Guide.

Pieces at Treashien Jewellery are made of 18ct gold-plated 925sterling silver. Please see the details in our product description.

Unfortunately, we aren't able to refund/exchange any of the products if your skin/body rejects/reacts to the jewellery. If you are sensitive to some metals or materials, please double-check with our jewellery materials which are marked on our website before purchasing to ensure your body is happy with your new jewellery.

Please be aware it is your responsibility to purchase appropriate items in the case of a known sensitivity or existing or previous metal-to-skin reaction. In this case, it is not our responsibility to refund or exchange your item if you have purchased an item despite a pre-existing allergy or sensitivity.

Our jewellery is tarnish-resistant, this refers to its 'water-proof characteristics meaning it can get wet, however, we advise you to avoid contact with chemicals such as shampoo, perfumes, hair products and makeup. These solutions may damage the layer of gold or silver plating and will cause tarnishing or discolouration. It is natural for gold-plated jewellery to fade over time due to exposure to different chemicals. Read our full Jewellery Care Guide for instructions on how to care for your jewellery.

It is common that the post on your earrings moves in the process of putting them on or wearing them. That might result in things like: Your earrings fitting loosely on your ears, or your post won't click in (seems like it's broken)...
When you are experiencing these issues, your hoops are not faulty or broken, please stop wearing them immediately and follow the instructions here to adjust your hoops/earrings.
If you are still having trouble with your hoops/earrings, please email us as soon as possible at info@treashine.co.nz.

Please find the methods for measuring your ring size on the Ring Size Guide Page.

All Treashine Jewellery purchases made through our online store come with a 30-day warranty. This warranty is effective from the date of purchase and covers manufacturing faults and defects in materials.
We will offer a repair or replacement once the item has been assessed and proven by our team to be faulty. Please note that wear and tear during the course of normal use is not considered a fault, Bare Jewellery pieces are delicate and should be handled with care as explained in our product care card that is enclosed with your order.
This warranty does not cover loss of jewellery, chain breakage, scratch marks, or general wear and tear. General wear and fear includes furnishing and fading of plated jewellery, and therefore, is not covered by warranty. We also have the right to decline any warranty claims if the damage is caused by mishandling.
Any repairs requested after the offered 30-day warranty period will require a repair fee and return postage costs will fall to the responsibility of the customer. We may not be able to repair or replace an item that is no longer covered by our 30-day warranty policy.
Proof of purchase is required for all warranty claims. Please contact our customer care team at info@treashine.co.nz if you require any further information.

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New Zealand: About 5 working days from the New Zealand warehouse. Shipping from overseas warehouses takes about 12 working days.

Australia: About 5-12 working days.

New Zealand: Free for orders over NZD199. Or NZD6 for orders under$100 NZD.
Australia: Free for orders over NZD249. Or NZD10 for orders under NZD249.

You will receive a shipping confirmation email with a link to your tracking number once your order has been processed.
Please allow up to 2 working days for this tracking code to activate. Please note: We cannot send to PO BOXES, please ensure a street address is supplied.

Treashine Jewellery cannot take responsibility for courier delays once an order leaves the studio. Unfortunately, shipping delays are out of our control and a common occurrence in today's world. They do not make your order eligible for a refund. Please take this into consideration when purchasing your items.

Please contact Customer Care right away at info@treashine.co.nz, if your order hasn't been shipped, we can change your address or details. If your order has been shipped, you will need to get in touch with the shipping carrier to direct your parcel.

Once your order has been shipped please allow up to 24 hours for the shipping confirmation email. You can track your parcel via the link and follow its delivery.

We cannot guarantee any order changes once an order is confirmed as our warehouse works extremely fast. If you change your mind about your order prior to it being shipped, you will be issued with a store credit only. Please contact our customer Care team at info@treashine.co.nz to proceed. If your order has already been dispatched, unfortunately, we are unable to make any changes.

In the event of accidentally selecting the wrong size, quantity, or shipping address please email us as soon as possible at info@treashine.co.nz with your situation and we may be able to edit your order in time before dispatch begins for the day, although we cannot guarantee this.
In the event that you've entered the wrong address and we are unable to update it in time, you will need to contact the shipping provider to update it. We will provide you with the tracking details, and then you can contact them.

Once an order has been made we cannot add/amend discount codes. You can always save it for your next purchase.

At Treashine, we act quickly in adjusting our prices in response to fashion trends, holidays, and stock levels. We are unable to give a refund on the difference if an item you purchased is now on sale.
Rest assured we always have another great promotion right around the corner, so keep an eye out online!

Please find the information at our full Return Policy Page.

1. Please email info@treashine.co.nz with your order number and name of the item/items you wish to return, placing 'return' in the subject line.
2. We will email you the next steps in returning your items.
3. Check your items to ensure they are in perfect condition as Treashine Jewellery cannot accept any items returned worn or tampered with in any way.
4. Ship your parcel back to the address provided. We recommend you send your parcel back via trackable mail as we are not liable for returns lost in transit. We cannot process your request until your parcel is successfully delivered to us. It is the customer's responsibility to return the item to us safely. We cannot be responsible for any lost items or any damage to the product through the postal service.
5. Once we receive your return, we will email you your store credit in the form of an online code which can be used storewide, or alternatively provide you with the new fracking number for your exchange. The online code will be valid for 12 months from the date of issue, it cannot be applied toward shipping charges if any.

Within 14 days of delivery marked by tracking provided.

Please email info@treashine.co.nz with your order number and an image of the fault within 3 days of delivery so our team can arrange a replacement as soon as possible. If you are purchasing for someone else as a gift, please check the jewellery upon receiving it first.
*please note: Refunds will only be issued if the item is deemed faulty and cannot be replaced.

The funds will be returned to the original payment method used to place the order, minus the shipping fee, unless faulty. Please note that items purchased using a promo code or during a sale, period can only be exchanged for store credit. Store credits will be sent to your email in the form of a digital gift card for you to use at any time or send to somebody else as a gift.