0.40 CT MARQUISE DIAMOND ENGAGEMENT RING — STELLO SETTING, 18K GRAY GOLD

Worth noting before I write: the voice guide flags marquise as one of the most Stello-native cuts. From the guide: "Marquise stones (which read as streaks of light)" and the atmospheric stamp "Marquise center → a small vessel of stars." The cut's other name is navette — French for "little ship" — and the guide even gives a sample opening beat quoting that. This listing should lean into all of it.

Pricing: $1,740 × 1.56 = $2,714. Rounded to $2,700. Right at baseline — 0.40ct white diamond in 18k gray gold, no rare-stone justification to push higher. Gray gold is included in the stone-price already (this is a ready-to-ship single variant, not the multi-metal table from the previous listings).

0.40 CT MARQUISE DIAMOND ENGAGEMENT RING — STELLO SETTING, 18K GRAY GOLD

Featured in Refinery29, "30 Mind-Blowing Engagement Rings Made in NYC"

$2,700 · Ready to ship · Size 6.25

A small vessel of stars.

Stella is Latin for star — the oldest symbol we have. Before clocks, before maps, before written language, people looked up and steered their lives by points of light that had guided everyone who came before them. A star is what you wish on. What you keep your word by. The thing that stays still while everything else moves.

The marquise cut is also called a navette — French for "little ship" — and you can see why the moment you set a good one in motion. The stone stretches across the finger like a streak of light crossing the sky, both ends pointed, narrow in the middle, cut to throw fire from a shape no other cut mimics. This one holds a 0.40-carat white diamond in that silhouette, set low to the finger in a slim 1.75mm band of 18k gray gold. No halo, no side stones, no pavé — just the diamond and the metal, and the shape doing the work of the mythology.

Marquise is the cut for Stello because a marquise is a star caught mid-travel. A round brilliant radiates in all directions at once; a princess locks into place as a fixed point; a marquise reads as motion — the streak a star makes crossing from one edge of the sky to the other, held on the finger in the moment it passes.

The gray gold is the quiet choice. Softer than platinum, cooler than white, it settles around the diamond without competing — the tone of a night sky before it goes fully black, keeping the stone bright against it.

It is a minimal ring for a reason. A promise doesn't need to be decorated. A star doesn't need to be louder than itself.

Every stone is natural, ethically sourced, and conflict-free. The 18k gray gold is solid and recycled where possible. The setting is built using old world techniques by hand — the same methods that have defined fine jewelry for centuries.

Made in New York. One piece, one wearer, one story.

Ready to ship This exact ring is finished and waiting — size 6.25, as pictured. It ships as shown; can be resized.

The details

• Metal: solid 18k gray gold
• Center stone: 0.40 ct marquise cut diamond, 3.75mm
• Band width: 1.75mm
• Size: 6.25 (this piece, resizable)
• Handmade in New York
• Featured in Refinery29

Make it yours Every Vena Amoris piece begins as a conversation. If you'd like this design in a different size, metal, or stone — or something entirely your own — email us. There are no traditions when it comes to love.