Sera ring

$45.00

Order now and receive between

Shipping to United States Duties & Taxes Included Easy Returns

Lifetime Guarantee

We offer a Lifetime Guarantee. If your jewelry tarnishes, fades, or has defects - no explanation needed.

Size guide

Please follow our detailed measurements and fitting instructions to discover your ideal Cascalia size. Should you require personalised assistance, our customer care is always on hand.

Watches

Adjustable

Links and tools included

Every timepiece comes with additional links and tools, allowing you to either add or remove them for a perfect, tailored fit. Whether worn snug or loose, our adjustable design ensures enduring comfort.

Bracelets

18 cm

+ 2 cm extension

Our bracelets are crafted to ensure a perfect fit, measuring 18 cm with an additional 2 cm extension. This thoughtful design fits 99% of our customers.

Bangles

One size

Adjustable by hand

Crafted to suit every wrist with ease — easily adjustable by hand for a perfect fit. 99% of our customers prefer this size.

Necklaces

50 cm

+ 4 cm extension

Our necklaces are crafted to ensure a perfect fit, measuring 50 cm with an additional 4 cm extension for an adjustable, comfortable fit.

Rings

Find your perfect ring size

Wrap a string or a piece of paper around the base of your finger.
Mark the point where the ends meet with a pen.
Measure the string or paper with a ruler in millimetres.

Size	EU	US	UK
S	56	8	P
M	60	9	S
L	64	11	V

Your measurement in millimetres is your EU size — for example, 60 mm means size 60. If the fit feels in between, we suggest rounding to the nearest size for comfort.

EU size	Circumference
48	48 mm
50	50 mm
52	52 mm
54	54 mm
56	56 mm
58	58 mm
60	60 mm

Still unsure? Our customer care team is happy to help you find the right fit.

Customer Reviews

4.8 Based on 6 reviews

Sep 08, 2026

Very pleased. Solid build, nice finish and it works like it should.

Aug 21, 2026

Great quality, well packaged and easy to use. No complaints.

Aug 12, 2026

It's a little smaller than I pictured, but the quality makes up for it.

Aug 04, 2026

Really happy with this purchase. The quality is better than I thought it would be for the price.

Aug 03, 2026

No issues at all. Ordered, got the tracking the next day, arrived on time.

Jul 17, 2026

Arrived well packaged, nothing damaged. Looks and feels premium.

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Loved worldwide

Trusted by 25,000+ around the world

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As featured in

In the box

Presented in a luxury box with a sleek travel case for convenience on the go

Sera ring

Including an elegant box & a travel pouch

Further Information

Find answers to common questions and helpful details about our pieces, policies, and services.

Water resistance

Crafted from durable 316 stainless steel, our pieces are designed to withstand life’s adventures while maintaining style and shine.

All are waterproof, allergy-friendly, and retain their elegance through rain, swimming, or showers.

Lifetime Warranty

We ensure quality with a Lifetime Guarantee. If your jewellery tarnishes, fades, or has defects, email a photo and your order number to contact@cascaliawatches.com for a replacement or a store credit - no explanation needed.

Watches, lost, stolen, intentionally damaged, or third-party damaged items are excluded under our fair use policy, ensuring fair service for all.

Shipping information

We are pleased to offer free worldwide shipping to all our customers, enhancing your shopping experience.

Return & exchange

We offer a 30-day return and exchange policy, ensuring your complete satisfaction.

Shop with confidence, knowing you have the flexibility to return any item that doesn't meet your expectations. Enjoy a seamless, risk-free experience every time.