





Bolivian Amethyst 10mm Strand Bracelet
Deep violet quartz with a cool, measured clarity.
Amethyst is iron-bearing quartz whose violet colour develops when natural irradiation transforms iron-related centres within the crystal. What begins as experience becomes wisdom only after time has changed the way it is understood. At 10mm, the violet reads as interior weight rather than surface colour — depth you can see from farther away.
Ten checks you can run on any strand before you buy: the BE. Stone Buying Checklist.
Materials & construction
Bead size: 10mm
Delivery & returns
Made to order: allow 3–7 business days before dispatch. United States: 6–12 calendar days after dispatch, with an estimated total of 7–15 business days from order to arrival. Duties are prepaid. Return requests are accepted within 14 days of receipt. Read full shipping terms →
2-year warranty
The two-year warranty covers verified material and craft defects. Natural stone characteristics and normal wear are not defects.
- Origin
- Bolivia
- Crystal Type
- Macrocrystalline quartz
- Colour Source
- Trace iron in quartz lattice
- Composition
- SiO2 + trace Fe colour centres
- Crystal System
- Trigonal quartz
- Hardness
- Mohs 7
- Colour Cause
- Violet is caused by lattice chemistry and irradiation history inside the quartz, not by surface coating.
- Treatment
- Untreated / no heat / no dye / no coating / no irradiation
SiO2 host crystal
Geological irradiation history activates violet colour
Single quartz mineral species
This lot is untreated: no heat, dye, coating or artificial irradiation.
Deep violet host clarity
Bolivian violet depth
Smooth 10mm polish consistency
Uncommon at this quality; restocking takes time
Approximately 20% of inspected material enters BE. production. The remaining 80% is returned to supplier or set aside for non-production use.
StudioThe lowest material reading is Standard.
SignatureThe lowest material reading is Strong.
HeritageAll three material readings Exceptional, and Treasure Exceptional too.
Shares are BE.'s own estimate from its buying, not a statistic.
Bolivian amethyst lot selected for deep violet tone and 10mm bead suitability.
Weighed, photographed, and scored across the BE. 4T™ standard. Signature tier assigned. Lot 2026.01 record issued.
Lot released to production. Each 10mm bead re-inspected for violet consistency before stringing.
Begins the day your order is placed. 3-7 business days, by hand, by one craftsman.
Final inspection. Shipped with lot certificate. The number matches this card.
Amethyst forms when trace iron enters quartz and later geological irradiation changes how the lattice absorbs light. The violet belongs inside the crystal. It is not a finish added after cutting, but a record held by the quartz body.
This 10mm lot was selected for deep-end Bolivian violet: interior weight, consistent saturation, and enough bead volume for the colour to feel held rather than flat. The standard is depth with continuity. Every sphere needed to carry the same quiet weight.
This is Void because amethyst keeps its most important change inside the crystal. At 10mm, the violet does not need to be louder; it needs to feel held. The stone shows depth as interior volume, not as performance.
Read the full Amethyst guide → Field assessment · BE. Studio · 2026
Bolivian Amethyst 10mm Strand Bracelet
Questions before purchase
FAQ
The five questions buyers ask most before pressing add to cart.
01Is this stone treated in any way?+
This piece uses natural, untreated stone. No heat, dye, coating or artificial irradiation is applied. Its lot details are recorded on the Stone Origin Record supplied with the piece.
02Will the colour look exactly like the product photos?+
Natural stone changes with light, angle, and screen settings. Product photos are edited for clarity, but the material may read deeper, softer, or more muted in daily light.
03How do returns and refunds work if I change my mind?+
Email us within 14 days of receiving your order to start a return. The piece must be unworn, undamaged, and in its original packaging. Return shipping is the buyer's responsibility. Once we receive, inspect, and approve the return, your refund is processed to the original payment method within 5–10 business days.
04How long does delivery take?+
Allow 3–7 business days for studio preparation. United States delivery takes 6–12 calendar days after dispatch, with an estimated total of 7–15 business days from order to arrival. Other supported destinations take 5–14 business days after dispatch; the overall estimated total is 7–21 business days, depending on destination. These are estimates; remote destinations, customs procedures, and carrier conditions may extend them. Duties and import taxes are prepaid by BE. Orders over €300 ship free; below that threshold, shipping is shown at checkout. Full destination restrictions are listed on the Shipping page.
05What arrives in the box?+
Your piece arrives in the BE. box with its Stone Origin Record and BE. brand series card. Gift wrapping is available at checkout if it is going to someone else.
THE STONE BUYING CHECKLIST
Ten checks for reading any strand, ours or anyone's: what to look at, and what to ask. It comes with your first email, then one stone at a time from the studio.
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Verified reviews
Rated after wearing
It's heavier than I expected and I mean that in a good way. You can feel it on your wrist - it's present without being bulky. The beads are perfectly polished, each one the same deep purple. My second BE bracelet and the quality is consistent.
The larger purple beads felt more specific after a few quiet outfits.
I wear this on every hike and it's become my favorite trail companion. There's something about holding the beads in my hand during a break in the woods - the purple against the green of the forest is just beautiful. The color is a lovely, even violet - not pale, not overly dark, just right. Each bead is so clean inside, no cracks or cloudy spots. You can tell these were carefully selected. Simple, elegant, built to actually live in.
J'ai ete surprise par la purete des pierres. Chaque perle d'amethyste est d'un violet profond et uniforme, et quand on regarde a l'interieur, c'est limpide - pas de fissures, pas d'inclusions opaques. J'avais achete un bracelet amethyste moins cher ailleurs, il etait pale et opaque a l'interieur. Celui-ci est incomparable.
Wunderschoener Amethyst - die Farbe ist satt und gleichmaessig, und die Steine sind innen sehr klar, kaum Einschluesse. Verarbeitung ist erstklassig. Ich haette mir vielleicht eine etwas kleinere Perlengroesse gewuenscht fuer mein schmales Handgelenk, aber die Qualitaet ist hervorragend.
Needed something I could wear to work without it looking out of place and also to dinners on weekends. This fits both. The deep purple reads as serious enough for professional settings but still has personality. Comfortable too - I forget I'm wearing it sometimes.
Bolivian amethyst can look too polished elsewhere. This one still feels natural.
Bought this for my mother's birthday and she hasn't taken it off since. The amethyst is a lovely rich violet - really saturated and even across all the beads. She says every bead looks so clear and clean inside. Beautiful quality that you can actually see and feel.
What got me was how clean the crystal is. No cracks, no cloudy spots - just pure, saturated purple all the way through. I bought a cheaper amethyst bracelet from another store before this one and the difference is night and day. That one was pale, almost whitish, and full of opaque inclusions inside. I never wore it. This one from BE, I wear every single day.
The bead color changes slightly with light. With a white shirt, it feels specific without becoming difficult to wear.
A lot of amethyst looks strongest near daylight and then goes flat indoors. This one does not. The violet stays deep enough under office lighting that the bracelet still feels deliberate, not like a color that only works in photos.
I was happy with it the next morning.


