Koch Jewelry

An enchanting and whimsical Mid-Century vintage figurative brooch depicting a charming duck. Masterfully crafted in 14k yellow gold, this piece weighs a total of 10 grams and represe...

This simple and beautiful Victorian-era chatelaine brooch dates to about 1890 and features seven luminous GIA-certified natural saltwater pearls toge...

Fabulous antique tie pin featuring nine natural white button and semi-baroque pearls and old mine cut diamonds (J-M color, VS2-SI2 clarity, approximate...

Sapphire and Diamond Brooch Metals and Materials: 14k Gold, White Gold, Yellow Gold Total Item Weight: 4.2 Grams Length: 62.0 mm Width: 10.0 mm Height: 8.0 mm Sizable: No 1: Primary...

Art Deco diamond and certified natural saltwater pearl brooch of elegant openwork geometric design centred by two principal old European cut diamonds weighing approximately 1.94 and ...

Behold this exquisite antique 14k gold bar brooch, a masterpiece of timeless elegance and intricate craftsmanship. The beautiful piece showcases a...

Add a little playfulness to your outfit with this cute ladybug brooch. Made of a large pearl body paired with 14k gold, turquoise, Sapphire, and Ruby. W...

An original antique from the Edwardian era, circa 1910, featuring a natural pearl and a 1.69 carat European-cut diamond certified by the GIA. The delightful piece features 3 seed pearls along with a natural 8mm round pearl in its center. It is complemented by fine quality old-cut diamonds set around the piece creating flower motifs. Finishing the piece is a 1.69 carat I VS2 round diamond drop adding decadence to this garland style brooch...

This brooch is elegant and exquisite, combining a natural pearl with dazzling diamonds, showcasing luxury and grace. The central pearl measures approximately 10.42×10.25mm, with a to...

This elegant antique brooch is crafted in 14k yellow gold and adorned with delicate seed pearls arranged in a graceful, floral-inspired design. A single sparkling diamond accents the...

A fine and impressive 0.52 carat aquamarine, 0.16 carat diamond and pearl, 14 karat rose gold and platinum brooch; part of our antique jewellery and estate jewelry collections. This stunning, fine and impressive antique brooch has been crafted in 14k rose gold with a platinum setting. The pierced decorated, navette shaped setting displays a central feature collet set 0.52ct cushion cut aquamarine. The feature aquamarine is flanked in a linear array by a total of ten individually set eight-cut diamonds, set within a floriate arrangement. The central design further incorporates four impressive seed pearls, alternating with the aforementioned foliate diamond...

A fine vintage gold figural elephant stickpin. In 14 karat yellow gold. In the form of an elephant's head in profile with a seed pearl to the tip of the tusk and a prong-set diamon...