Step into the refined, geometric elegance of the 1920s with this Art Deco Yogo Montana Sapphire and Diamond Ring. Masterfully crafted in solid 14k white gold, this estate treasure showcases a natural sapphire from the legendary Yogo Gulch deposit, celebrated worldwide for its completely natural, intense cornflower blue hue that requires no heat treatment whatsoever.  The Yogo Montana sapphire radiates a bright, uniform blue that maintains its mesmerizing color brilliance under any light source, flawlessly complemented by the icy flash of a classic Art Deco geometric setting.

Exceptional Gemstone & Antique Artistry
Natural Yogo Montana Sapphire: A central sapphire boasting the coveted, untreated "Yogo Blue"—a rare occurrence in the gemstone world, as virtually 100% of Yogo sapphires are ethical, earth-mined, and entirely free of artificial heat enhancement.

Brilliant Diamond Framing: Encircled by a structured arrangement of shimmering natural diamonds that emphasize the geometric symmetry of the Jazz Age design.

Architectural Deco Mounting: The white gold setting features fine tiering and subtle decorative gallery work, finished with hand-applied milgrain edging for a soft, vintage texture.

Solid 14k White Gold Craftsmanship
Bright White Gold Luster: Fashioned in solid 14k white gold with a crisp finish that provides a cool, seamless foundation, letting the intense cornflower blue of the sapphire truly pop.

Low-Profile Wearability: Designed to sit comfortably close to the hand, making it a highly practical choice for an everyday signature ring or a unique heirloom engagement piece.

Tapered Deco Shank: The band features smooth, solid shoulders that taper elegantly toward the head, ensuring a balanced and secure fit on the finger.

Technical Specifications
Metal: Solid 14k White Gold.  The ring weighs 4.06g.  It is currently a size 6 and can be resized before shipping- please message us with your desired size for a quote.

Center Stone: Natural Untreated Yogo Montana Sapphire.  The sapphire measures 4.5 x 4.5mm and is 0.37ct.

Accents: Natural Round Shimmering Diamonds.  There are twenty single cut round diamonds scattered through the fan design, totaling approximately 0.28cttw.

Era: Late Art Deco (Circa 1930 to 1935)

Style: Geometric Solitaire / Halo Engagement Ring

Condition: Excellent Antique Condition

Perfect For
A Non-Traditional Engagement Ring: For the bride who treasures rare American gemstone history, striking color, and architectural vintage design.

September Birthdays: An elite and meaningful way to wear the traditional sapphire birthstone in its rarest, completely natural domestic form.

The Rare Gem Collector: A must-have anchor piece for connoisseurs of historic American jewelry and untreated native gemstones.