Octagon Cut Jewelry & Watches

Four classic 3 x 4 mm octagonal faceted Columbian emeralds surround a similar square central stone in this artisan handcrafted granulated 18K gold pendant design that might have sail...

A refined emerald and diamond ring crafted in 925 Sterling Silver, featuring a striking octagon cut emerald measuring 6 x 8 mm and weighing 2.74 carats at the center. The emerald is ...

Art Deco Inspired Peridot Men’s Ring. Brushed White Gold Peridot Ring. Architectural Peridot Wide Band Ring. This bold men’s ring combines clean architectural lines with the vivid c...

An exceptional IGL‑certified natural Colombian emerald, weighing 2.70 carats, sits at the heart of this elegant 18k gold ring. Cut in a refined octagon/step silhouette, the emerald d...

The GIA certification (Report #6551875585) provides absolute assurance of this gem's authenticity, origin, and unheated status. This globally recognized certification eliminates any ...

A striking statement ring featuring a 6.05ct garnet of rich, fiery depth, framed by 0.16ct of brilliant diamonds and complemented by 16.05ct of glossy black enamel. Crafted in 14ct y...

*GIA 18K 0.81 Ct Kashmir Unheated Vivid Purple Pink Sapphire Engagement Ring* GIA-certified Kashmir unheated Vivid Purple Pink Sapphire weighing 0.81 ct set on the 18K white gold ba...

This Art Deco-style cocktail ring features a 3.86ct tanzanite of exceptional clarity and saturation, surrounded by a halo of 0.79ct baguette diamonds set in white rhodium. The geomet...

This striking Retro Modernist ring is crafted in 925 Sterling Silver, featuring a 2.74 carat octagon shaped emerald measuring 7 × 9 mm, adorned by six 2 mm diamonds weighing a total ...

This striking tennis necklace showcases 84.58 carats of natural octagon cut amethyst gemstones elegantly set in 925 solid sterling silver. Featuring 85 beautifully matched 8 x 5 mm a...

This refined 2.06 carats emerald and diamond pendant necklace is crafted in 925 sterling silver. Measuring approximately 7 x 9 mm, the vibrant green gemstone is elegantly framed by a...

Art Deco Aquamarine Ring 18ct Gold Tested Circa 1920s Introducing a stunning 18ct yellow gold ring from the glamorous 1920s, epitomising the elegance of the Art Deco era. This e...

Faceted blue sapphire sku449 Weight: 1.56 ct Size: 5.8x4 mm Color: blue Origin: Sri Lanka Treatment heated, excellent cutting

Stone: Colombian Emerald Total Weight: 1.26 carat Shape: Octagonal Cut Clarity: Transparent Luster: Very Good Color: Medium Bluish Green Measurements: 6.99 mm x 6.48 mm x 3.83 mm . G...

An exceptional vintage BULGARI Colombian emerald and diamond ring, dating to circa the 1940s, centered by an extraordinary 8.01 carat natural Colombian emerald whose remarkable color...

Faceted untreated blue sapphire with a GIA certificate sku09 Weight: 3.77 carats Size: 8.89×6.92×5.86 mm Origin: Sri Lanka

These elegant emerald and diamond stud earrings are crafted in 925 sterling silver showcase vibrant octagon cut emeralds totaling 0.88 carats. Each richly colored emerald is beautifu...

Untreated purple sapphire with a GIA certificate sku05 Weight: 3.12 carats Size: 8.23x6.34x5.97 mm Origin: Sri Lanka

These 925 sterling silver earrings feature two octagon shaped amethyst gemstones, each measuring 6 × 4 mm, with a combined gemstone weight of 0.68 carat. The gemstones are set in a s...

Untreated purple sapphire with a GIA certificate sku07 Weight: 2.14 carats Size: 7.44x6.76x4.28 mm Origin: Sri Lanka

Opalescent effect natural pink sapphire Origin: Sri Lanka Size: 9.1 x 7.0 x 4.7 mm Weight: 2.58 ct Shape: octagon

Stone: Colombian Emerald Total Weight: 0.44 carat Shape: Octagonal Cut Clarity: Transparent Luster: Very Good Color: Medium Bluish Green Measurements: 4.72 mm x 4.33 mm x 3.03 mm Geo...

This exceptional ring showcases a remarkable 12.33-carat amethyst as its centerpiece, exuding a deep, vibrant purple hue. The amethyst is securely set with four prongs, each adorned ...

Faceted rainbow sheen moonstone sku121 Weight: 3.35 ct Size: 10.5x7.5x6mm  Octagon cut Mining location: Madagascar  Gem trend of the last few years

Faceted pink spinel sku503 Size: 8.65 x 5.82 x 5.12 mm Weight: 1.98 cts Origin: Birma

Classic, elegant estate Art Deco period 3.56 Carat natural blue sapphire diamond 18K white gold engagement ring Early 20th Century Circa 1920 Sapphire: 3.56 carats, octagonal, step c...

Stone: Colombian Emerald Total Weight: 1.39 carat Shape: Octagonal Cut Clarity: Transparent Luster: Very Good Color: Medium Bluish Green Measurements: 6.93 mm x 6.47 mm x 4.55 mm G...

Gemstone Details: Faceted Rhodolite Garnet Weight 6.0 carats Dimension 10.3 x 9.8 x 6.7 mm Origin Africa SKU-TBP10K Treatment None Shape and Cut Precision Octagon Transparen...

This dainty octagon cut emerald and diamond ring is crafted in 925 sterling silver, measuring approximately 3 x 6 mm, with a total gemstone weight of 0.57 carats. The vivid green gem...

This statement 12 carats emerald tennis bracelet is crafted in 925 sterling silver and features a continuous line of natural emeralds adorned with diamonds. The design includes 26 em...

Octagon Peridot Ring Silver, Gold. Green Enamel Geometric Ring. Art Deco Cocktail Ring Metal: 925 silver + 14k gold plating over Weight: 4.5 gr depends from size 1 piece (central st...

These elegant 1.18 carat emerald and diamond dangle earrings are crafted in 925 Sterling Silver. Featuring four octagon cut emeralds measuring approximately 3 x 5 mm, the earrings ar...

Octagon Garnet Ring Silver, Gold. Black Enamel Geometric Ring. Art Deco Cocktail Ring Metal: 925 silver + 14k gold plating over Weight: 4.5 gr depends from size 1 piece (central sto...

This elegant emerald and diamond halo ring features a 0.95 carat oval cut emerald set in 925 sterling silver. The vibrant center gemstone, measuring approximately 5 x 6 mm, is beauti...

Three Stone Cluster Ring in solid 18K set with octagon cut natural Blue Sapphire accented with 2 old European cut Diamonds in Platinum settings. This sturdy Art- Deco inspired design...

Octagon Topaz Ring Silver, Gold. Blue Enamel Geometric Ring. Art Deco Cocktail Ring Metal: 925 silver + 14k gold plating over Weight: 4.5 gr depends from size 1 piece (central stone...

This lush green octagon cut emerald and diamond three stone ring is crafted in 925 sterling silver, featuring three octagon cut emeralds measuring approximately 3 x 4 mm. The richly ...

This station chain necklace features 1.99ct Natural Emerald & Diamond in 14K yellow gold and designed with alternating emerald and diamond stations for a refined, contemporary lo...

A striking pair of dainty ruby earrings showcasing 1.62 carats of vivid rubies set in 925 Sterling Silver. Each earring features an octagon cut ruby framed by polished silver prongs,...

Our 2 Drop Peridot and Teal Topaz Earrings are stunning! Combining two beautiful gemstones together to create a sensational homage to the Aurora Borealis. ...

From our Aurora Collection, this stunning Peridot and Navy Enamel Ring takes inspiration from Bright Green and Dark Blue naturally occurring light display known as the Aurora Boreali...

14K Solid Gold Round Citrine Ring For Men's. Mens Solid Gold Citrine Ring. Citrine Cut Solitaire Ring. Metal: 14k gold Weight: 3 gr depends from size 1 piece (central stone) - citri...

Faceted Petroleum Quartz / Enhydro Quartz Weight: 0.75 Carat Dimension: 5.5 x 5.2 x 3.8 Mm Origin: Balochistan, Pakistan Treatment: Non Speciality: Having a moving water ball Petro...

14K Solid Gold Round Peridot Ring For Men's. Mens Solid Gold Peridot Ring. Peridot Cut Solitaire Ring. Metal: 14k gold Weight: 4 gr depends from size 1 piece (central stone) - perid...

This Statement 6.30 carat octagon cut emerald and diamond pendant necklace is crafted in 925 sterling silver. This pendant measures approximately 11 x 13 mm with the center stone bei...

Stone: Colombian Emerald Total Weight: 2.33 carat Shape: Octagonal Cut Clarity: Transparent Luster: Very Good Color: Medium Bluish Green Measurements: 7.82 mm x 7.60 mm x 6.35 mm Ge...

This captivating ring centers on a vibrant, natural unheated Burmese ruby of exceptional color and clarity weighing approximately 1.50 carats , the octagonal step cut ruby radiates a...

Octagon Amethyst Ring Silver, Gold. Black Enamel Geometric Ring. Art Deco Cocktail Ring Metal: 925 silver + 14k gold plating over Weight: 4.5 gr depends from size 1 piece (central ...

Intricate Interlaced Pattern Citrine Ring. Celtic Openwork Citrine Statement Band. Interlocking Knot Pattern Citrine Ring This distinctive ring is centered with citrine. The wide ...

This elegant ring features a natural emerald gemstone in a refined octagon shape, secured in a classic four prong setting that allows the vibrant green stone to take center stage. Cr...

This elegant ring features a striking octagon cut emerald totaling 0.28 carats, set in 925 sterling silver and accented with subtle diamonds for a hint of sparkle. The emerald measur...

Yellowish Green Natural Peridot Octagon Cut Loose Gemstone — Earth-Mined Green Peridot, High Quality August Birthstone Crystal for Ring, Earrings, Pendant, Necklace, Custom Fine Jewe...

In these simple and chic handmade earrings we have 2 Octagon Shape Pink Opal Octagons measuring 18 x 18 mm. with 2 small round Emerald cabs set in gold in the center ,suspended from ...

This elegant pendant features a natural emerald gemstone totaling 0.95 carats in a refined emerald cut, beautifully set to highlight the stone’s rich, vivid green color. Crafted in 9...

This necklace features amethyst gemstones totalling 38.6 carats, set in 925 sterling silver. Each 4 x 6 mm gemstone is securely set and arranged in a continuous linear design of 63 p...

Antique Seal Fob 18ct Gold Stamped Circa 1910 * The chain is sold separately This elegant fob features a beautifully cut smoky quartz, its deep, warm brown tones shifting subtl...

Platinum earrings featuring rubies, diamonds and baroque pearls. The design juxtaposes the fluidity of natural pearls with the crisp symmetry of diamond‑set platinum and ruby accents...

This elegant tennis bracelet is crafted in 925 sterling silver and beautifully set with 33 natural amethyst gemstones in a classic inline design. Each gemstone measures 7x5 mm and is...

This yellow gold vermeil green amethyst ring or solid yellow gold green amethyst ring from our South of France inspired Jewellery Collection is a stand-out designer ring that can be worn every day to remind you of the freshness of the South of France all year round whilst giving you that luxury jewellery feel. Day or night, the octagon cut green amethyst gemstone sparkles in the most beautiful way, and is certain to attract many compliments. Our Green Amethyst Cocktail Ring can be made in a variety of metals, so all jewellery lovers can find the perfect price point for them. Our lower price point being the Yellow Gold Vermeil Sterling Silver Ring...

Rare Parti Colored Natural Sapphire Loose Gemstone – Octagonal Cut Earth Mined Certified Sapphire from Sri Lanka. Multicolor Faceted Gem for Ring, Pendant, Earrings, Custom Fine Jewe...