Laguna Agate has a similar overall body structure to Sardonyx but has slightly more mass on her lower portion. She has a tea rose skin and shoulder-length blue chalk hair styled into a slick back with flicks extending from the sides. Her face is very rounded that inherits plump lips, a pointed nose, she wears a transparent mauve and tangerine tinted visor that covers her three pairs of tangerine eyes, with the middle pair larger and having pupils. Her gemstones are embedded in her top palms, forehead, and sternum.
Laguna Agate wears a tight-fitting bodysuit. She has dark magenta upturned, egg-shaped shoulder pads. All six of her hands also wear an armband similar to the ones Ice wears. She has a blue leotard with a cream yellow waist, and light blue top and bottom sections. She has an inverted yellow-and-magenta triangular pattern on her sternum. She wears a cherry red visor, Similar to Sardonyx's, but more ovular. She has smoky purple leggings, and navy blue sections separating dark magenta "boots." She has a star on her back.
Laguna Agate had a four-toned leotard, the star-shaped part was violet red and resembled Garnet's, the other part was electric indigo and medium violet red. Laguna had dark magenta upturned, egg-shaped shoulder pads that were two-toned, the top part being deep magenta and the inner part of the shoulder pads being ultramarine. She wore an ultramarine sash with the fourth toned part of the leotard being deep magenta. She wore two-toned leggings, the left part being violet red and the right part being ultramarine, and her boots vice versa.
Laguna Agate wore a purple bodysuit with navy purple shoulder pads, a downward-facing plum triangle with a star-shaped cutout in the middle, that overlapped another burnt sienna triangle at the bottom. There was a fandango-colored portion between her groin and torso. She had purple leggings, plum knee-high boots with burnt sienna tips on her left leg and the same boots but alternate-colored on her right leg. Laguna Agate also wore navy blue gloves on her first two pairs of arms and navy blue arm sleeves on her third pair and an open-front sheer yellow tutu.
Laguna Agate is described as a soft spoken person. She's kinda like Rose Quartz, but not like Sardonyx in terms of personality.
Laguna Agate possesses standard Gem abilities, bubbling, shapeshifting, fusion, regeneration, agelessness, and superhuman strength/durability.