Silhouette of a woman with her hand at her cheek, wearing a 2mm lab-grown moissanite tennis bracelet

A quiet line of light.

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Quiet Spark is a small independent shop that sells one bracelet: a fine line of 2mm lab-grown moissanite stones set in sterling silver. It's made for everyday wear, from morning coffee to dinner out. Moissanite isn't a diamond, and it shows more colorful sparkle than one.

Why moissanite?

Lab-grown moissanite is a gemstone made of silicon carbide, and it isn't a diamond. People choose it because it sparkles with a lot of color and is hard enough to wear every day.

Lab-grown moissanite tennis bracelet with its box clasp, on white

Every stone in the bracelet is lab-grown moissanite, cut as a 2mm round brilliant. Moissanite is its own gemstone, so it isn't a diamond, and it isn't cubic zirconia either.

Lab-grown moissanite rates about 9.25 on the Mohs scale, where diamond is 10, so it stands up to everyday wear. Every bracelet also comes with our 1-year sparkle guarantee.

Lab-grown moissanite bends light strongly. Its refractive index is about 2.65, compared with about 2.42 for diamond, and that gives it a bright, lively sparkle.

Dispersion, or fire, is about 0.104 for lab-grown moissanite and about 0.044 for diamond, so moissanite flashes more rainbow color.

The stones sit in a single row of four-prong settings in 925 sterling silver with rhodium plating. A box clasp with a safety latch keeps it closed.

Two hands reaching for each other, each wearing a 2mm lab-grown moissanite tennis bracelet

Gift two

One for your mom and one for your sister, or one for her and one for you. Add two bracelets to your cart and Gift two takes $29 off, so the pair is $209 instead of $238. Each can be a different length.

One Gift two saving per order. It comes off in your cart automatically, without a code.

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The details

Silhouette of a woman with her arms wrapped around herself, wearing a 2mm lab-grown moissanite tennis bracelet

A delicate 2mm tennis bracelet in sterling silver, set with lab-grown moissanite. It comes gift-boxed, with free tracked US shipping and a 1-year sparkle guarantee.

At a glance

  • 2mm single row of round stones
  • 9.25 approximate Mohs hardness (diamond is 10)
  • 1 year sparkle guarantee on stones and clasp

Good to know

[1] Materials

A single row of 2mm round brilliant lab-grown moissanite stones, each held by four prongs, in 925 sterling silver with rhodium plating. It closes with a box clasp and a safety latch.

Moissanite is its own gemstone. It isn't a diamond.

[2] Sizing

The bracelet comes in 6.5, 7.1, 7.5 and 7.9 inches, and 7.1 in is the most common length. Measure the wrist snugly and add about 0.5 inch for a close fit.

  • Wrist up to about 6 in: 6.5 in (16.5 cm)
  • Wrist about 6.5 in: 7.1 in (18 cm)
  • Wrist about 7 in: 7.5 in (19 cm)
  • Wrist about 7.4 in: 7.9 in (20 cm)
  • Wrist over about 7.5 in: email hello@quietsparkjewelry.com before you order and we'll help.

Shopping in secret? Measure a bracelet she already wears. Lay it flat and measure it end to end, clasp included. That number is already a bracelet length, so pick the closest size without adding anything. See the size guide

[3] Shipping

Orders ship in 1-3 business days, and delivery in the US usually takes another 7-12 business days. We can't guarantee those times. Shipping is free and tracked, US import duties are prepaid, and we email your tracking number when the order ships.

For Christmas, order by December 1 for the best chance of delivery in time.

[4] Returns & guarantee

You can return an unworn bracelet in its original packaging within 30 days of delivery. You pay the return shipping. If it arrives damaged, defective or wrong, email us a photo within 14 days of delivery and we'll send a free replacement or a refund. You won't need to send it back.

1-year sparkle guarantee: if a stone falls out or the clasp fails within a year of delivery, send us a photo and we'll replace the bracelet free. It doesn't cover normal wear, loss or misuse. Returns and guarantee

Lab-grown moissanite tennis bracelet in an open black velvet gift box

Ready to give

The bracelet arrives in a velvet gift box with a printed "What is moissanite?" card and the supplier's grading card. Shipping is free and tracked, and US import duties are prepaid.

A note on size: the stones are 2mm, so this is a small, delicate bracelet for everyday wear.

Shop the bracelet

Good questions

Is this a diamond?

No. The stones are lab-grown moissanite, a gemstone of its own (silicon carbide). It shows more colorful fire than diamond and is durable enough for everyday wear.

When will it arrive?

Orders ship in 1-3 business days, and delivery in the US usually takes another 7-12 business days. We can't guarantee those times. Shipping is free and tracked, and we email your tracking number when the order ships. For Christmas, order by December 1 for the best chance of delivery in time.

What length should I choose?

We offer 6.5, 7.1, 7.5 and 7.9 inches. Measure the wrist snugly and add about 0.5 inch for a close fit. 7.1 in is the most common length. If her wrist is over about 7.5 inches, email us first and we'll help.

Can I return it?

Yes, within 30 days of delivery, as long as it's unworn and in its original packaging. Email us first and we'll send you our US returns address. You pay the return shipping, and we refund your original payment method within 5 business days of receiving it. If it arrives damaged, defective or wrong, email us a photo within 14 days of delivery and we'll send a free replacement or a refund. You won't need to send it back.

Does it come with a grading card?

Yes. The card comes from our supplier and lists their own grades for the stones. It isn't an independent lab report.