One pair of cufflinks does have a marking but I can't make out what it says.
eBay
Quality Gems Craft Cufflinks Button Flower Pattern Golden Horse pattern Fabric French Oval Shirt gemelos cuff links
Aliexpress UK
All in very good clean condition
eBay
Brand Blue Crystal Cone Cufflinks Men Lawyer Classic Prismatic Cuff Button Designer High Quality Mens Shirt Taper Cuff Links
Aliexpress UK
Smart Elegant Cufflinks & tie lapel pin In Gold Tone Diamond cut Excellent condition look unworn. Looks like never been out of the box Original Hinged presentation box by H Samuel Nice present
eBay
2022 New Steampunk Jehovah's Witnesses Tie Clip JW.ORG High Quality Clip Round Hand Craft Jewelry Glass Cabochon Clips
Aliexpress UK
This product is a men's tie pin and two pairs of cufflinks, all made from gemstones with yellow gold plating. The cufflinks feature a stylish bullet back design and come in a combination of gold and silver colours. The set is not antique, signed, hallmarked, or customised, and is not guaranteed by the seller. Perfect for adding a touch of sophistication to any formal outfit, this men's jewellery set is a classic and elegant choice for the modern gentleman.
eBay
AS High quality playing card Cufflinks new fashion stock hammer dice pistol Cufflinks men's shirt badge pin birthday party gift
Aliexpress UK
THE R NUMBER IN THE TITLE, IS MY BOOK KEEPING REFERENCE, NOTHING TO DO WITH THE JEWELLERY ITSELF.
eBay
Tangula Custom Initials Cufflinks for Men Stainless Steel Personalize Letter Cuff Links Wedding Jewelry Gifts For Groom
Aliexpress UK
Lovely modern cufflinks and tie pin set - silver in colour with small diamond insets. These have been infrequently worn and are in very good condition.
eBay
Chrome Stainless Tie Clips For Business Men Scissors Sword Gun Car Shape Metal High-end Laser Engraving Bar Clasp Tie Pin Gifts
Aliexpress UK
This England St. George Cuff Links and Tie Pin Set in a Box is a stylish addition to any gentleman's wardrobe. Made from enamel and featuring a multicoloured design, this set pays tribute to Great Britain with its iconic St. George motif. The cufflinks and tie pin are crafted in an excellent cut grade, making them a sophisticated choice for formal occasions or adding a touch of flair to a smart-casual look. Perfect for those who appreciate quality craftsmanship and timeless style.
eBay
Novelty Vehicle Motorcycles/Bicycles/Racing/Cars cufflinks Plane/Wooden/Horse/Bus Modeling men's French shirts cuff links
Aliexpress UK
never been worn big face watch, cufflinks, tie pin & 3 ties in a smart presentation wooden box. Minor crease on the bottom right corner.
eBay
Summer new high quality brass plated 18K Gold luxury gold Cufflinks classic style fashion men's French shirt cufflink man gift
Aliexpress UK