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20mm Watch Straps

Find 20mm watch straps in a mix of styles, from classic silicone to bold colours. Brands such as Reflex Active, Sekonda, Casio and Lorus offer interchangeable designs, smart watch ready features and options for sport or everyday looks. Switch up your watch and let your wrist do the talking.

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      396 products
      Lorus Men's Blue Silicone Strap Watch
      Rating 4.6 out of 5, from 137 reviews
      £25.00

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      Tikkers Kids Navy Series 13 Smart Watch
      Rating 4.5 out of 5, from 209 reviews
      £25.00

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      Constant Quartz Men's Set of 3 Analogue Watches
      Rating 4.4 out of 5, from 559 reviews
      £20.00

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      Lorus Ladies Purple Resin Strap Watch
      Rating 4.4 out of 5, from 410 reviews
      £20.00

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      Casio Classic Analogue Green Strap Watch
      Rating 4.8 out of 5, from 30 reviews
      £21.00

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      Radley Denim Blue Silicone Strap Calling Smart Watch
      Rating 4.3 out of 5, from 112 reviews
      £50.00

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      Radley Stone Set Dial Pink Leather Strap Calling Smart Watch
      Rating 4.6 out of 5, from 30 reviews
      £95.00

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      Radley Petite Case Black Leather Strap Calling Smart Watch
      Rating 4.3 out of 5, from 42 reviews
      £60.00

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      Reflex Active Corrus Pink Strap Calling Smart Watch
      Rating 4.1 out of 5, from 145 reviews
      £25.00

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      Lorus Ladies White Dial with Date Black Leather Strap Watch
      Rating 5.0 out of 5, from 1 reviews
      £25.00

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      Skechers Rosencrans White Silicone Strap Analogue Watch
      Rating 4.0 out of 5, from 9 reviews
      £35.00

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      Timex Men's Black Leather Strap Watch
      Rating 4.7 out of 5, from 225 reviews
      £40.00

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      INFO exclusive
      Limit Ladies White Dial Burgundy Faux Leather Strap Watch
      Rating 4.6 out of 5, from 1113 reviews
      £14.00

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      Lorus Ladies Brown Leather Strap Watch
      Rating 4.6 out of 5, from 870 reviews
      £30.00

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      INFO exclusive
      Sekonda Ladies Rose Gold Coloured Mesh Strap Watch
      Rating 4.7 out of 5, from 245 reviews
      £36.00

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      INFO exclusive
      Limit Easy Read Dark Blue Silicone Strap Watch
      Rating 4.6 out of 5, from 643 reviews
      £10.00

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      Sekonda Men's Silver Case Brown Leather Strap Watch
      Rating 4.5 out of 5, from 299 reviews
      £26.00

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      Minecraft Kids Green Silicone Strap Interactive Watch
      Rating 4.6 out of 5, from 98 reviews
      £35.00

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      Reflex Active Spectra Series 40 AMOLED Calling Smart Watch
      Rating 4.4 out of 5, from 220 reviews
      £40.00

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      Reflex Active Spectra Series 40 AMOLED Calling Smart Watch
      Rating 4.4 out of 5, from 220 reviews
      £40.00

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      Tikkers Kids Series13 Smart Interchangeable Strap Watch
      Rating 4.6 out of 5, from 58 reviews
      £30.00

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      Tikkers Kids Series13 Smart Interchangeable Strap Watch
      Rating 4.6 out of 5, from 58 reviews
      £30.00

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      Radley Petite Case Pink Leather Strap Calling Smart Watch
      Rating 4.3 out of 5, from 42 reviews
      £60.00

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      Radley Gold Plated Blue Leather Strap Watch
      Rating 5.0 out of 5, from 8 reviews
      £70.00

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      2 Colours available
      Radley Series 21 Blue Silicone Strap Smart Watch
      Rating 4.0 out of 5, from 202 reviews
      £40.00
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      Reflex Active Nexus 100 Silicone Strap Smart Calling Watch
      Rating 4.0 out of 5, from 1 reviews
      £30.00

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      Timex Womens White Dial Rectangle Case Brown Strap Watch
      £50.00

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      Tikkers Smart Series 13 Khaki Strap Smart Watch
      £25.00

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      Timex Men's Black Fabric Strap Watch
      Rating 4.7 out of 5, from 200 reviews
      £34.00

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      Casio G-SHOCK Men's Analogue Display Black Resin Strap Watch
      Rating 4.6 out of 5, from 279 reviews
      £71.00

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      INFO exclusive
      Limit Men's Tan Faux Leather Strap Watch
      Rating 4.5 out of 5, from 334 reviews
      £20.00

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      Tikkers Kids Bright Pink Series 13 Smart Watch
      Rating 4.5 out of 5, from 209 reviews
      £25.00

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      2 Colours available
      Tikkers Kids Series 13 Bright Orange Strap Smart Watch
      Rating 4.5 out of 5, from 209 reviews
      £25.00
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      Warner Brothers Kids Black Harry Potter Watch
      Rating 4.7 out of 5, from 56 reviews
      £14.00

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      Reflex Active Grey, Blue & Green Interchangeable Watch Strap
      Rating 4.9 out of 5, from 31 reviews
      £10.00

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      Radley Berry Red Silicone Strap Calling Smart Watch
      Rating 4.3 out of 5, from 112 reviews
      £50.00

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      Radley Ladies Vintage Pink Leather Strap Watch
      Rating 4.6 out of 5, from 31 reviews
      £50.00

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      INFO exclusive
      Citizen Men's Eco Drive Brown Leather Strap Watch
      Rating 4.7 out of 5, from 23 reviews
      £130.00

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      Reflex Active Red, Pink & Grey Interchangeable Watch Strap
      Rating 4.6 out of 5, from 25 reviews
      £10.00

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      Casio Grey Dial Digital Display Black Strap Watch
      Rating 5.0 out of 5, from 2 reviews
      £28.00

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      CLEARANCE BADGE
      Lipsy Pink Floral Strap Watch With Rose Gold Bracelet Set
      Rating 5.0 out of 5, from 2 reviews
      Lowest Price Ever
      £24.00

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      Timex Ladies Black Leather Strap Watch
      Rating 4.7 out of 5, from 464 reviews
      £30.00

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      Timex Men's Black Fabric Strap Watch
      Rating 4.7 out of 5, from 349 reviews
      £32.00

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      INFO exclusive
      Limit Ladies Silver Dial Black Faux Leather Strap Watch
      Rating 4.6 out of 5, from 1113 reviews
      £14.00

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      INFO exclusive
      Citizen Men's Eco-Drive Brown Leather Strap Watch
      Rating 4.9 out of 5, from 106 reviews
      £130.00

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      INFO exclusive
      Sekonda Ladies Diamond Black Strap Watch
      Rating 4.6 out of 5, from 473 reviews
      £32.00

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      Casio Illuminator Chronograph Black Resin Strap Watch
      Rating 4.6 out of 5, from 135 reviews
      £18.00

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      Ben Sherman Men's Black Faux Leather Strap Watch and Wallet
      Rating 4.6 out of 5, from 127 reviews
      £35.00

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      Armani Exchange Mens Stainless Steel Blue Strap Watch
      Rating 4.8 out of 5, from 42 reviews
      £200.00

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      Casio Classic Black Strap Digital Watch
      Rating 4.8 out of 5, from 26 reviews
      £21.00

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      Radley Series 32 Navy Silicone Strap Smart Watch
      Rating 4.3 out of 5, from 112 reviews
      £50.00

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      Casio G-SHOCK Men's Black Resin Strap Steptracker Watch
      Rating 4.6 out of 5, from 33 reviews
      £100.00

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      Lipsy Nude Coloured Leather Strap Watch
      Rating 4.9 out of 5, from 20 reviews
      Lowest Price
      £20.00

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      Lipsy Floral Dial Black Leather Strap Watch
      Rating 4.7 out of 5, from 21 reviews
      Lowest Price
      £22.50

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      Casio Rotating Bezel Black Strap Analogue Watch
      Rating 4.8 out of 5, from 13 reviews
      £40.00

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      Casio Baby-G White Strap Digital Watch
      Rating 4.6 out of 5, from 19 reviews
      £61.00

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      Casio Stainless Steel Rotating Bezel Black Strap Watch
      Rating 5.0 out of 5, from 9 reviews
      £76.00

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      Radley Gold Plated Artichoke Green Leather Strap Watch
      Rating 4.8 out of 5, from 12 reviews
      £50.00

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      2 Colours available
      Reflex Active Series 23 Strap Smart Watch
      Rating 4.1 out of 5, from 248 reviews
      £40.00
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      Disney Kids Black Star Wars Mandalorian Watch
      Rating 4.2 out of 5, from 29 reviews
      Lowest Price Ever
      £7.19

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      Related categories

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