Cubic Zirconia Infinity Ring in Sterling Silver, 5mm, Size 5–10

Pairs Well With
More pieces in the same metal and style.
Product Overview
A sterling silver infinity ring set with round cubic zirconia in a shared-prong setting, finished with rhodium plating for a bright white-metal sheen.
The infinity symbol — a sideways figure-eight with no beginning and no end — has been used since the 17th century in mathematics to represent the limitless, and was adopted into jewelry design as a token of enduring love, friendship, and connection. Infinity rings are widely worn as promise rings, anniversary gifts, and everyday symbols of lasting bonds.
Key Features
- Crafted in 925 sterling silver with a polished finish
- Finished with rhodium plating for lasting brilliance
- Set with white cubic zirconia in a shared-prong setting
- Measures 5 mm wide
- Available in ring sizes 5 to 10
- Approximate weight of 1.41 grams
Precious Metals at Sophia Jewelers
Our jewelry comes in a range of metals, from gold, platinum and sterling silver to stainless steel and titanium. Each product page lists its exact metal.
14k Gold (Most Popular)
58.3% pure gold. The ideal balance of durability and color richness. Available in yellow gold, white gold, and rose gold. The standard choice for fine jewelry and everyday wear.
18k Gold (Premium)
75% pure gold. Richer in color, slightly softer than 14k. Preferred for statement and heirloom pieces where purity matters most.
10k Gold (Everyday Value)
41.7% pure gold. The most durable gold alloy — ideal for active wearers. Stamped 417 on the piece.
Sterling Silver
92.5% pure silver, stamped 925. Cool-toned and versatile. Best for occasional wear; silver develops a natural patina over time.
Platinum
Naturally white, hypoallergenic, and the most durable precious metal. Recommended for those with nickel sensitivities.
Titanium & Stainless Steel
Lightweight, hypoallergenic, and virtually maintenance-free. Excellent for everyday jewelry and sensitive skin.
Lab-Grown Diamonds
Lab-grown diamonds are physically, chemically, and optically identical to mined diamonds. Same carbon crystal structure, same hardness (10 on the Mohs scale), same brilliance. The difference is origin and price: created in a controlled environment, lab-grown diamonds are typically 50-70% less expensive than comparable mined stones, meaning you get a larger, higher-quality diamond for your budget.
Lab-grown diamonds are conflict-free by origin and graded on the same 4Cs as mined diamonds: cut, color, clarity and carat weight. Grading reports are included only when the individual product details specify one.
How to Care for Your Jewelry
Fine jewelry deserves thoughtful care. These guidelines will keep your pieces looking luminous for years.
Daily Wear
- Remove jewelry before swimming, showering, or using cleaning products
- Apply lotion, perfume, and hairspray before putting on your jewelry — chemicals can dull metal and damage stones
- Avoid wearing jewelry during gym workouts or high-contact activities
- Put jewelry on last when getting dressed — last on, first off
Cleaning at Home
Mix a few drops of mild dish soap with warm water. Soak for 15-20 minutes, then gently scrub with a soft toothbrush. Rinse thoroughly and dry with a lint-free cloth. This method is safe for gold, platinum, and most gemstones. Avoid ultrasonic cleaners for pearls, opals, and emeralds.
Storage
Store each piece separately in a soft pouch or compartmentalized jewelry box to prevent scratching. Keep chains flat or hung to avoid tangling. Store silver in anti-tarnish pouches to slow oxidation.
Professional Care
Have precious stone jewelry professionally cleaned and inspected once a year to check prong integrity, stone security, and clasp function. Most jewelers offer this service free of charge.
Shipping
Standard shipping is free on US orders of $99 or more. Orders ship within 2–3 business days in insured packaging.
- Standard: free on US orders of $99 or more; under $99, the USPS rate is shown at checkout
- Faster delivery: USPS Priority Mail, UPS 2nd Day Air and UPS Next Day Air, priced at checkout
- International: Canada, the UK, Germany, Australia and Japan, priced at checkout
A tracking number is emailed as soon as your order ships.
Returns and Exchanges
Return or exchange unworn items within 30 days of delivery, with their original tags and packaging. Request a return authorization (RMA) first; refunds carry a 10% restocking fee, waived for store credit. Engraved and personalized pieces can't be returned.
To start a return or exchange, email info@sophiajewelers.com with your order number, or see how returns work.
What Our Customers Are Saying
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On US orders $99+
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30-Day Returns
Hassle-free exchanges
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Themed Rings, answered
Straight answers about themed rings. See all Themed Rings
- Free Shipping
- US Orders $99+
- Exchanges
- 30 Days, Including Ring Size
What affects the price of themed rings?
Metal, stone, and size set the price most. Solid 10K or 14K gold costs more than sterling silver, and diamonds or lab-grown diamonds add more than cubic zirconia or enamel. Width and overall size matter too. Use the Price filter on this page to set a budget.
Which themed ring styles are most popular?
Signet, Claddagh, and nature motif rings lead the list. Men's signet rings in 14K yellow gold and several Claddagh rings in sterling silver and gold appear near the top. Leaf, flower, and zodiac stackable rings, plus cross rings, follow close behind.
Are themed rings durable enough for everyday wear?
Yes, most can be worn daily with sensible care. Solid gold and sterling silver hold up well. Enamel and inlay can chip if knocked hard, so remove those rings for heavy work, gym sessions, or cleaning. Antiqued finishes may soften with frequent wear.
Which metal should I choose for a themed ring?
Choose 14K gold for lasting wear, sterling silver for value. 14K is a good balance of purity and strength, and 10K is a bit harder still. Sterling silver gives a bright, lighter-priced option and may darken over time, while yellow, white, or two-tone gold sets the color.
How do I find my size in a themed ring?
Measure a ring that already fits, or use a size chart. Many styles here list a size range, so check the options on each product. Fingers swell in heat, so measure at the end of the day. See our Ring size chart for help.
Can I stack themed rings with other rings?
Yes, the stackable styles are made for it. Flower, ladybug, and zodiac rings pair well with simple bands in a matching metal. Keep wider or domed styles like signets as a single statement, and mix metals only if you like a layered look.