Seam Agate Baguette Cabochon 27x15mm 23ct – Natural Gemstone

Bring timeless architectural elegance to your jewellery designs with our Natural Seam Agate Baguette Cabochon — a striking 27x15x5mm gemstone weighing 23 carats, cut into the classic elongated rectangular baguette silhouette that has been a cornerstone of fine and art deco jewellery design for over a century.

The baguette shape — named after the French bread for its long rectangular form — features straight parallel sides, squared corners, and a clean, precise outline that is simultaneously bold and refined. When paired with the organic, flowing banding of natural Seam Agate, the sharp geometric lines of the baguette create a beautiful and compelling contrast between the natural and the architectural.

✦ Stone Specifications:
• Shape: Baguette (Rectangle)
• Dimensions: 27 x 15 x 5 mm
• Weight: 23 Carats
• Stone Type: Natural Seam Agate
• Cut: Cabochon (flat back, domed top)
• Finish: High-polish, smooth surface
• Please note: As these are natural gemstones, size and weight may vary slightly. Dimensions may differ by ±0.5mm and weight by ±0.5ct from the listed measurements.

✦ Perfect For:
• Art deco & vintage-inspired pendant designs
• Modern architectural jewellery collections
• Wire wrapping & rectangular bezel settings
• Statement bar pendant & necklace designs
• Bold ring centrepiece settings
• Brooch & pin focal stone
• Crystal healing & grounding energy work
• Collectors of elegant geometric gemstone shapes

✦ Why Baguette Shape?
The baguette is one of the most sophisticated and timeless shapes in all of gemstone jewellery. Its straight lines and squared corners create a strong architectural presence — clean, deliberate, and unmistakably intentional. No other shape communicates refined elegance and geometric confidence quite like a baguette.

At 27x15mm the stone has a near 1.8:1 length-to-width ratio — a classic elongated baguette proportion that reads as a bold horizontal or vertical bar in any setting. This makes it exceptionally versatile — worn vertically as a drop pendant it creates a strong downward line; set horizontally as a bar pendant or ring stone it creates a wide, confident statement.

The squared corners and straight sides of this shape work beautifully in bezel settings — four clean straight walls make for a precise, professional-looking set stone. For wire wrappers, the flat straight edges provide a natural guide for wire, creating clean geometric wrapping lines that complement the architectural character of the shape.

At 23 carats with a 5mm dome, this is a substantial, premium-quality stone — full of character, rich in natural banding, and ready to anchor a truly exceptional jewellery piece.

✦ About Seam Agate:
Seam Agate is a natural chalcedony formed within rock seams and fissures, producing its characteristic richly layered banding in warm, earthy tones. No two stones share the same pattern, colour, or flow — every cabochon is a completely unique piece of natural art.

The visual tension between the free-flowing organic banding of Seam Agate and the crisp, architectural baguette silhouette makes this stone a genuinely compelling jewellery design element — natural and geometric, earthy and refined, all in one outstanding stone.

Celebrated for its grounding and stabilising energy, Seam Agate is beloved by crystal practitioners and artisan jewellers worldwide.

Order today and receive a hand-selected natural gemstone — fully polished, flat-backed, and ready to bring architectural elegance to your next creation.