The Star of David, flat on the page, is the symbol most people know. Two equilateral triangles, intersecting. Six points. The protective hexagram of Jewish identity for centuries. Lift it from the page, give it depth — two interlocking tetrahedra, one pointing up, one pointing down — and you have something older, stranger, and more alive: the Merkabah.
This is the form behind every Yehood pendant. Here is what it carries.
The word.
Merkabah (מרכבה) is Hebrew for "chariot." The earliest written use is in the prophet Ezekiel's vision (Ezekiel 1, sixth century BCE), in which Ezekiel describes a divine chariot ascending into the heavens, surrounded by four creatures with four faces and wheels within wheels. The Merkabah, in this original sense, is the vehicle of divine motion — a structure that carries the soul, or the divine presence, between realms.
For two and a half millennia, Jewish mystical tradition has read the Merkabah as a symbol of ascent. The body, the soul, and the spirit, layered together in motion. The shape is the carrier; the carrier is the prayer; the prayer is the lift.
The geometry.
What makes the Merkabah distinct from the flat Star of David is its dimensionality. Two tetrahedra — a tetrahedron being a four-faced pyramid with triangular sides — interpenetrate at right angles. One points upward; one points downward. From any axis, the silhouette projects as a six-pointed star. From the front, it is the Magen David. From the side, it is a different figure entirely.
The two tetrahedra are sometimes named: the upward-pointing tetrahedron is called Sa, traditionally associated with the masculine, the heavens, the spirit ascending. The downward-pointing tetrahedron is Ba, associated with the feminine, the earth, the divine descending into matter. Their meeting at the center — the Ka, the soul — is where Kabbalistic tradition places the seat of consciousness.
This is older than it sounds. The interlocking-tetrahedron form appears in sacred geometry across cultures, including in Kabbalistic diagrams from the medieval period and in the writings of the thirteenth-century mystic Abraham Abulafia. The structure is mathematically related to the cube and the octahedron, two of the five Platonic solids — meaning the Merkabah sits at a crossroads between Jewish mysticism and the geometry the Greeks were studying at the same time.
What the form carries.
For the wearer, the Merkabah's symbolism layers in a particular order:
Protection. The Star of David has functioned as a protective sigil in Jewish tradition since at least the medieval period. The dimensional Merkabah extends this protection from the flat plane into three-dimensional space — a shield that surrounds the wearer rather than merely facing outward.
Ascent. The upward tetrahedron is a directional symbol. The wearer's intention, prayer, or aspiration travels upward through the geometry. In contemporary practice, this is often understood as a symbol of growth, learning, or the soul's continued elevation.
Integration. The downward tetrahedron grounds the upward one. Spirit alone is not enough; spirit must descend into matter, into the body, into the daily work of being a person. The Merkabah is, in this reading, a symbol of integrated wholeness — the meeting of the divine and the human in a single form.
This is why a Merkabah pendant is often given at thresholds — bar and bat mitzvahs, weddings, the completion of significant work. It marks an integration that has happened, or one being asked for.
How we shape it.
Every Yehood Merkabah pendant begins as a CAD drawing built from the formal geometry — the tetrahedra defined by their vertices, the intersection calculated to the millimeter. We then 3D-print the master in resin, hand-finish the surfaces, and cast each pendant in solid 14K gold (yellow, white, or rose) or sterling silver. The diamond-set versions place natural diamonds at the six exterior vertices, where the points of the projected Star of David emerge.
The proportions matter. A Merkabah whose tetrahedra are too sharp reads as aggressive. Tetrahedra that are too soft lose the form. The dimensions we use are derived from the Kabbalistic Tree of Life ratios — proportions traced through Jewish mystical geometry for several hundred years.
The result is a piece that wears as a sculptural object, not a flat pendant. It catches light differently from every angle. It rests on the chest with weight. It is a private object that announces itself only to those who know what they are looking at.
Wearing it.
Tradition places no formal rules on wearing the Merkabah. It is worn by men and women, on every chain length, layered with other pieces or worn alone. We see it most often as the central piece in a layered necklace — the Merkabah at the longest length, smaller pendants closer to the throat. We see it equally often worn solo, on a fine chain, under a shirt — a private symbol the wearer feels rather than displays.
What the wearer takes from it is, as in all Jewish ritual, the wearer's own. The form is ancient. The meaning is as immediate as today.