

9ct Yellow Gold Celtic Knot Brooch – Art Nouveau Pin, Sheffield Hallmark
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An elegant 9ct yellow gold pin brooch inspired by Celtic and Art Nouveau styling, featuring a graceful interwoven knot design with flowing openwork detail.
Measuring 5cm in length and 0.8cm in width, this refined brooch is hallmarked at the Sheffield Assay Office with a clear 375 gold stamp, confirming its authenticity and quality. The reverse is fitted with a secure pin fastening, allowing it to be worn beautifully on a lapel, scarf, or dress.
Weighing 2.4 grams, this delicately crafted piece blends timeless Celtic symbolism with early 20th-century design influences — an elegant nod to craftsmanship and heritage.
Lovingly refurbished and polished in our Isle of Wight workshop, it’s presented in excellent pre-loved condition — ready to wear or gift as a treasured keepsake.
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Material: Solid 9ct Yellow Gold
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Style: Celtic knot / Art Nouveau-inspired openwork brooch
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Dimensions: 5cm (L) x 0.8cm (W)
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Weight: Approx. 2.4 grams
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Hallmark: Sheffield Assay Office, 375 gold stamp
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Fastening: Traditional pin fitting to reverse
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Condition: Pre-loved, refurbished and polished
A timeless piece of heritage jewellery, perfect for collectors of Celtic gold or those who appreciate the artistry of classic British hallmarked designs.
