21st birthday key
21st birthday key for sale on Ireland's largest auction and classifieds sites
21st birthday keyring key - birthday, to - £3.50
- Free postage - New and Used
- Free postage - New and Used
Personalised 21st birthday - 21st, - £9.99
Mobile description summary • Goes here - Free postage - New and Used
Mobile description summary • Goes here - Free postage - New and Used
Gift boxed silver 18th - or, 21st - £8.99
Lined box key • Ribbon bow • Pink - Free postage - New and Used
Lined box key • Ribbon bow • Pink - Free postage - New and Used
Personalised birthday gift - personalised, - £8.99
Personalised key made • From 4mm beech • Veneer - Free postage - New and Used
Personalised key made • From 4mm beech • Veneer - Free postage - New and Used
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Boxed silver 18th 21st - silver, - £6.49
Lined box key • Choose from can • Have order faster - Free postage - New and Used
Lined box key • Choose from can • Have order faster - Free postage - New and Used
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47 listings · from £2.24 · avg £7.18
⚠️ These listings were last updated more than 17 days ago.
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Browse 47 21st birthday key listings currently in our index. Prices range from £2.24 to £21.99, with an average of £7.18. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about 21st birthday key →
21st birthday gifts for - £7.65
Package content 21st • Birthday keychain gift • Cm6 material stainless - Free postage - New and Used
Package content 21st • Birthday keychain gift • Cm6 material stainless - Free postage - New and Used
Girls 18th 21st birthday gift - 21st, - £16.00
Gold silver coloured • Key door personalised • Pendant tray - Free postage - New and Used
Gold silver coloured • Key door personalised • Pendant tray - Free postage - New and Used
21st birthday key silver - 21st, - £12.89
Silver plated key • Teeth design calendars • Diaries 10cm 4cm - Free postage - New and Used
Silver plated key • Teeth design calendars • Diaries 10cm 4cm - Free postage - New and Used
Boxed silver 21st birthday key - birthday, - £7.49
Crafted stunning silver • Plastic this elegant • Key symbolizes new - Free postage - New and Used
Crafted stunning silver • Plastic this elegant • Key symbolizes new - Free postage - New and Used
21st birthday gift - 21st, keyring - £3.49
- Free postage - New and Used
- Free postage - New and Used
Personalised luxury 21st - luxury, - £17.95
This luxury 21st • Looks stunning when • Engraved supplied gift - Free postage - New and Used
This luxury 21st • Looks stunning when • Engraved supplied gift - Free postage - New and Used
Boxes 21st birthday key - boxes, - £2.24
New never been • Opened but slightly • Damaged top where - Free postage - New and Used
New never been • Opened but slightly • Damaged top where - Free postage - New and Used
Boxed 21st birthday - 21st, key - £5.45
This 21st birthday • Key keepsake gift • Blue box perfect - Free postage - New and Used
This 21st birthday • Key keepsake gift • Blue box perfect - Free postage - New and Used
16th 18th 21st birthday - 18th, - £3.95
Sixpence will random • Year beautiful key • Keyring gift birthstone - Free postage - New and Used
Sixpence will random • Year beautiful key • Keyring gift birthstone - Free postage - New and Used
21st birthday key - birthday, ‘key’ - £5.62
21st birthday keyring • Key charm birthstone • Initial please leave - Free postage - New and Used
21st birthday keyring • Key charm birthstone • Initial please leave - Free postage - New and Used
Personalised 13th 16th 18th - personalised, - £8.99
Perfect gifting family • Friends loved ones • Such daughter niece - Free postage - New and Used
Perfect gifting family • Friends loved ones • Such daughter niece - Free postage - New and Used
21st birthday gift for son - 21st, - £3.49
- Free postage - New and Used
- Free postage - New and Used
Girls 18th 21st birthday gift - girls, - £15.00
Silver gold coloured • Key door personalised • Pendant tray - Free postage - New and Used
Silver gold coloured • Key door personalised • Pendant tray - Free postage - New and Used
Age number keyring 21st - keyring, - £3.99
Age number keyring • Illustrated - Free postage - New and Used
Age number keyring • Illustrated - Free postage - New and Used
21st birthday gift keyring - -, - £3.49
- Free postage - New and Used
- Free postage - New and Used
21st birthday key keyring - key, gift - £4.79
This keyring made • Stunning piece that • Can used handbag - Free postage - New and Used
This keyring made • Stunning piece that • Can used handbag - Free postage - New and Used
21st birthday gift - birthday, key - £4.95
Keyring year old • Made from quality • Beech wood key - Free postage - New and Used
Keyring year old • Made from quality • Beech wood key - Free postage - New and Used
Personalised wooden birthday - wooden, - £12.93
- Free postage - New and Used
- Free postage - New and Used
21st birthday gift necklace - gift, - £4.79
Beautiful silver plated • Necklace crystal key • Charm - Free postage - New and Used
Beautiful silver plated • Necklace crystal key • Charm - Free postage - New and Used
21st birthday key - birthday, - £4.37
21st birthday key • Made silver happy • Unique thoughtful gift - Free postage - New and Used
21st birthday key • Made silver happy • Unique thoughtful gift - Free postage - New and Used
Vintage 21st birthday gold - 21st, - £3.31
1970s boxed 21st • Birthday keepsake key • States hand finished - Free postage - New and Used
1970s boxed 21st • Birthday keepsake key • States hand finished - Free postage - New and Used
Artistic 18th and 21st - £21.99
Exquisite design hint • Golden color enhancing • Its artistic appeal - Free postage - New and Used
Exquisite design hint • Golden color enhancing • Its artistic appeal - Free postage - New and Used
Personalised 18th 21st 30th - £5.45
Celebrate 18th birthday • Daughter this lovely • Keyring silver coloured - Free postage - New and Used
Celebrate 18th birthday • Daughter this lovely • Keyring silver coloured - Free postage - New and Used
Personalised celebration - personalised, - £19.99
Personalised glassware key • Has pink decorative • Crystal finish butterfly - Free postage - New and Used
Personalised glassware key • Has pink decorative • Crystal finish butterfly - Free postage - New and Used
21st birthday gifts for boys - birthday, - £5.45
Celebrate 21st birthday • Son this lovely • Keyring silver coloured - Free postage - New and Used
Celebrate 21st birthday • Son this lovely • Keyring silver coloured - Free postage - New and Used
60th 70th 80th birthday - 60th,, - £4.75
Beautiful keyring gift • Birthstone charm silver • Plated rhinestone key - Free postage - New and Used
Beautiful keyring gift • Birthstone charm silver • Plated rhinestone key - Free postage - New and Used
18th 21st birthday - birthday, ideas - £7.95
Handmade sturdy keyring • Hand stamped charm • Rganza gift bag - Free postage - New and Used
Handmade sturdy keyring • Hand stamped charm • Rganza gift bag - Free postage - New and Used
18th 21st birthday lucky - 21st, - £6.99
You will receive • Item charms follows - Free postage - New and Used
You will receive • Item charms follows - Free postage - New and Used
Birthday keyring gift for - keyring, her - £3.99
Customisation needed what • You get milestone • Age options choose - Free postage - New and Used
Customisation needed what • You get milestone • Age options choose - Free postage - New and Used
Happy 21st birthday - happy, - £4.99
- Free postage - New and Used
- Free postage - New and Used
Female gold pink - female, birthday - £5.49
Any questions just • Ask happy ebaying • Please take look - Free postage - New and Used
Any questions just • Ask happy ebaying • Please take look - Free postage - New and Used
Age number 16th 18th - 18th, 21st - £3.99
Age number keyring • Illustrated - Free postage - New and Used
Age number keyring • Illustrated - Free postage - New and Used
21st birthday gifts - 21st, - £5.45
Celebrate 21st birthday • Son this lovely • Keyring silver coloured - Free postage - New and Used
Celebrate 21st birthday • Son this lovely • Keyring silver coloured - Free postage - New and Used
Personalised 21st 18th 30th - £5.45
Celebrate 21st birthday • Son this lovely • Keyring silver coloured - Free postage - New and Used
Celebrate 21st birthday • Son this lovely • Keyring silver coloured - Free postage - New and Used
21st birthday gifts for - birthday, - £5.99
- Free postage - New and Used
- Free postage - New and Used
18th 16th 21st 30th 40th - , 50th - £5.99
Celebrate special birthday • These inspirational keyring • Gifts women girls - Free postage - New and Used
Celebrate special birthday • These inspirational keyring • Gifts women girls - Free postage - New and Used
Personalised 16th 18th 21st - personalised,, 18th, - £5.75
You personalise keyring • Antique silver letter • Charm clear rhinestone - Free postage - New and Used
You personalise keyring • Antique silver letter • Charm clear rhinestone - Free postage - New and Used
21st birthday key keepsake - 21st, - £4.38
Never opened used • Kept ins storage • Therefore box slight - Free postage - New and Used
Never opened used • Kept ins storage • Therefore box slight - Free postage - New and Used
Birthday key 21 - key, - £6.99
Handmade wooden gifts • Craft shapes dispatch • Toy not suitable - Free postage - New and Used
Handmade wooden gifts • Craft shapes dispatch • Toy not suitable - Free postage - New and Used
Personalised 21st 18th 30th - £5.45
Personalised 21st birthday • Keyring custom gifts • Any printed high - Free postage - New and Used
Personalised 21st birthday • Keyring custom gifts • Any printed high - Free postage - New and Used
16th 18th 21st - 16th,, - £4.75
Beautiful rhinestone butterfly • Keyring gift silver • Charm pink heart - Free postage - New and Used
Beautiful rhinestone butterfly • Keyring gift silver • Charm pink heart - Free postage - New and Used
21st birthday gifts - 21st, for - £5.45
Celebrate 21st birthday • Son this lovely • Keyring silver coloured - Free postage - New and Used
Celebrate 21st birthday • Son this lovely • Keyring silver coloured - Free postage - New and Used
Try this: duck scarf | christmas swag garland | chocolate bar wrappers | christmas foil garlands | decorative twigs lights | bottle brush tree | rubber snake | dog christmas tree decorations | father christmas ornament | rabbit balloons
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Everything you need to know about 21st birthday key
Whether you are looking for a brand-new or second-hand 21st birthday key, eBay offers one of the largest selections available online. With 47 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £2.24, while premium listings can reach £21.99 — giving you a wide budget spread to work with. The average price of £7.18 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.