


3748 Loose Montana Yogo Sapphire
This marquise-cut Montana Yogo Sapphire radiates with the unmistakable cornflower blue that Yogo sapphires are prized for — a color so vivid and velvety, it’s often described as nature’s most elegant shade of blue. With its high clarity and symmetrical cut, this gem effortlessly captures light, adding brilliance and elegance to any future setting.
Color: Cornflower blue – iconic and consistent
Cut: Marquise
Clarity: AAA (eye clean, excellent transparency)
Size: 7.3mm x 3.4mm
Weight: 0.47ct
Treatment: None – Yogo sapphires are naturally untreated
Origin: Mined from the Yogo Gulch in Montana, USA
Sourced from one of the rarest sapphire deposits in the world, this Yogo sapphire is not only a gem — it’s a piece of Montana’s history. Its marquise shape makes it perfect for a graceful east-west ring or a striking pendant.
📌 Need help designing a custom piece? We're here to bring your vision to life.
This marquise-cut Montana Yogo Sapphire radiates with the unmistakable cornflower blue that Yogo sapphires are prized for — a color so vivid and velvety, it’s often described as nature’s most elegant shade of blue. With its high clarity and symmetrical cut, this gem effortlessly captures light, adding brilliance and elegance to any future setting.
Color: Cornflower blue – iconic and consistent
Cut: Marquise
Clarity: AAA (eye clean, excellent transparency)
Size: 7.3mm x 3.4mm
Weight: 0.47ct
Treatment: None – Yogo sapphires are naturally untreated
Origin: Mined from the Yogo Gulch in Montana, USA
Sourced from one of the rarest sapphire deposits in the world, this Yogo sapphire is not only a gem — it’s a piece of Montana’s history. Its marquise shape makes it perfect for a graceful east-west ring or a striking pendant.
📌 Need help designing a custom piece? We're here to bring your vision to life.