Welcome to G.F. Williams & Co.

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Welcome to G.F. Williams & Co.

Gemstone Specialist in Hatton Garden

G.F. Williams is a dedicated gemstone wholesaler supplying high quality coloured gemstones, diamonds and pearls.

A second generation family business  that has traded successfully for over 50 years, G.F. Williams offers a professional and reliable service, tailored to providing the perfect gemstones to meet our customers’ exacting requirements.

G.F. Williams’ team of qualified gemologists provide unparalleled gemstone knowledge and expertise to our clients, who range from international brand name jewellers, jewellery designers and students, to collectors and individuals looking to create a bespoke piece of jewellery.

We offer an extensive and varied range of high quality loose gemstones, sourced from across the globe, which can be viewed at our online catalogue and are available from stock in a variety of cuts and carat weights.

Contact our friendly team today  about how we can fulfil your gemstone requirements.


Alexandrite
Amethyst
Ametrine
Andalucite
Aquamarine
Beryl
Chrysoberyl
Citrine
Diamond
Emerald
Fire-Opal
Fluorite
Garnet
Gemstones with Reports
Iolite
Jadeite
Kunzite
Moonstone
Morganite
New Additions
Opal
Organic
Pearl
Peridot
Quartz
Rubelite
Ruby
Sapphire
Seal or Signet
Specials
Spessartine
Spinel
Sunstone
Synthetic
Tanzanite
Topaz
Tourmaline
Tsavorite
Turquoise
Under £250
Zircon

Latest Testimonials

"Collected by a delighted customer this morning. Beautiful Emerald supplied by G.F.Williams – lovely piece"

Jonathan Lambert

"Dear GFW, thank you for my re-finished Opal ring which arrived this morning and the wonderful job about selling oris replica you have made of it. I enclose a cheque with thanks."

Mr S – Yorkshire

"Hi Jason, the ring looks so much better with the new stones and fits perfectly - thank you for all your help and prompt delivery."

Mrs B - London

Click here to read more testimonials from our happy customers

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