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Hirsch Duke black alligator-grain leather watch strap with matching black stitching and a polished stainless steel buckle, displayed on a white background.

12mm Watch Straps

12mm is a slim lug width found on fine ladies' watches, ultra-thin dress pieces, and certain vintage timepieces. Our 12mm collection covers the core styles and colours available at this delicate width — quality leather and fabric options that give slim watches the refined finishing touch they deserve.

⬅ 11mm Watch Straps 13mm Watch Straps ⮕
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4.75
Hirsch Duke black alligator-grain leather watch strap with matching black stitching and a polished stainless steel buckle, displayed on a white background.
Hamilton Khaki Field Watch fitted with Hirsch Duke black leather strap worn on wrist
Hirsch
Hirsch DUKE Black Quick-Release Alligator Embossed Leather Watch Strap
£39.95 - £88.45
4.95
Dark brown alligator-embossed leather watch strap with a silver-tone buckle, shown in two pieces with tonal stitching, adjustment holes, and a pointed tip.
Dark brown alligator-embossed leather watch strap fitted to a hamilton field watch, worn on a wrist and shown in a lifestyle setting.
Hirsch
Hirsch DUKE Quick-Release Alligator Embossed Leather Watch Strap in BROWN
£39.95 - £88.45
4.46
Front and back views of a black leather watch strap with subtle stitching, adjustment holes, and a polished silver buckle, displayed on a plain white background.
quick release leather watch strap
Hirsch
Hirsch OSIRIS Quick-Release Calf Leather Watch Strap in BLACK
£33.95 - £82.45
5.0
Front and back views of a dark brown leather watch strap with orange contrast stitching, adjustment holes, and a polished silver buckle, displayed on a plain white background.
Close-up of a chronograph wristwatch with a textured light green dial and subdials, worn on a dark brown leather strap with contrast stitching, shown on a wrist against a softly blurred background.
Hirsch
Hirsch OSIRIS Calf Leather Watch Strap in BROWN
£33.95 - £82.45
4.65
Black leather watch strap displayed in two pieces on a light gray background. The strap features a smooth leather finish, a polished silver-tone buckle, rounded tip, multiple adjustment holes, and a minimalist design that highlights its clean lines and premium craftsmanship.
Black leather watch strap fitted to a Hamilton field watch, shown on a wrist in a lifestyle setting. The strap features a smooth leather finish and minimalist design, complementing the watch’s black dial and brushed metal case, while the softly blurred background keeps the focus on the watch and strap.
Hirsch
Hirsch TORONTO Quick Release Fine-Grained Leather Watch Strap in BLACK
£20.95 - £69.45
4.83
Front and back view of a black crocodile‑pattern watch strap with stitching and a polished silver buckle on a plain background.
Close-up of a Seiko Presage watch with a silver dial and date display worn on a wrist, paired with a black crocodile‑pattern leather strap and a knit sleeve.
Hirsch
Hirsch CROCOGRAIN Crocodile Embossed Leather Watch Strap in BLACK
£28.95 - £77.45
5.0
Tan alligator-embossed leather watch strap with a silver-tone buckle, shown in two pieces with contrast stitching, adjustment holes, and a pointed tip.
Tan alligator-embossed leather watch strap fitted to a hamilton field watch, worn on a wrist and shown in a lifestyle setting.
Hirsch
Hirsch DUKE Quick-Release Alligator Embossed Leather Watch Strap in GOLD BROWN
£39.95 - £88.45
4.36
Front and back view of a dark brown crocodile‑pattern watch strap with stitching and a polished silver buckle on a plain background.
Close-up of a Seiko Presage watch with a silver dial and date display worn on a wrist, paired with a dark brown crocodile-pattern strap and a knit sleeve.
Hirsch
Hirsch CROCOGRAIN Crocodile Embossed Leather Watch Strap in BROWN
£28.95 - £77.45
1.0
Honey brown leather watch strap with a silver-tone buckle, shown in two pieces with a textured leather finish, tonal stitching, adjustment holes, and a pointed tip.
hirsch camelgrain honey (on wrist)
Hirsch
Hirsch CAMELGRAIN No Allergy Leather Watch Strap in HONEY
£54.95 - £103.45
5.0
Black lizard-grain leather watch strap with a silver-tone buckle, shown in two pieces with a textured finish, adjustment holes, and a pointed tip.
Black lizard-grain leather watch strap fitted to an Orient dress watch, worn on a wrist and shown in a lifestyle setting.
Hirsch
Hirsch LIZARD Leather Watch Strap in BLACK
£74.95 - £123.45
5.0
Front and back view of a green crocodile-pattern watch strap with stitching and a polished silver buckle on a plain background.
green watch strap forest
Hirsch
Hirsch CROCOGRAIN Crocodile Embossed Leather Watch Strap in GREEN
£28.95 - £77.45
5.0
Black textured leather watch strap with a silver-tone buckle, displayed in two separate pieces on a white background. Features a reptile-pattern finish, matching black stitching, and multiple adjustment holes.
Silver seiko dive watch with a black dial and black textured leather strap worn on a wrist. The reptile-pattern strap is paired with a burgundy checked shirt and shown against a softly blurred indoor background.
Hirsch
Hirsch Rainbow Lizard Embossed Quick-Release Leather Watch Strap in Black
£28.95 - £77.45
3.0
Front and back pieces of a black leather watch strap with a smooth finish, featuring a polished silver buckle with prong, two keeper loops, and multiple adjustment holes, displayed against a clean white background.
Close-up of a Hamilton field watch with a black dial, bold white Arabic numerals, and inner 24-hour scale, worn on a wrist with a black leather strap and a grey sleeve visible.
Hirsch
Hirsch SCANDIC Calf Leather Watch Strap in BLACK
£28.95 - £77.45
4.91
Gold-brown leather watch strap displayed in two pieces on a light gray background. The strap features a smooth leather finish, cream contrast stitching, a polished silver-tone buckle, pointed tip, and multiple adjustment holes, highlighting its classic style and refined craftsmanship.
gold leather watch strap
Hirsch
Hirsch BOSTON Buffalo Watch Strap in GOLD BROWN
£33.95 - £82.45
4.71
Front and back view of a blue crocodile-pattern watch strap with stitching and a polished silver buckle on a plain background.
midnight blue watch strap on watch
Hirsch
Hirsch CROCOGRAIN Crocodile Embossed Leather Watch Strap in MIDNIGHT BLUE
£28.95 - £77.45
Blue textured leather watch strap with a silver-tone buckle, displayed in two separate pieces on a white background. Features a reptile-pattern finish, matching blue stitching, and multiple adjustment holes.
Silver Seiko Presage watch with a white dial and blue textured leather strap worn on a wrist. The reptile-pattern strap is paired with a burgundy checked shirt and shown against a softly blurred indoor background.
Hirsch
Hirsch RAINBOW Lizard Embossed Leather Quick-Release Watch Strap in BLUE
£28.95 - £77.45
5.0
Dark brown leather watch strap displayed in two pieces on a light gray background. The strap features a smooth leather finish, a polished silver-tone buckle, rounded edges, multiple adjustment holes, and a minimalist design that highlights its clean lines and premium craftsmanship.
Dark brown leather watch strap fitted to a Hamilton field watch, shown on a wrist in a lifestyle setting. The strap features a smooth leather finish and minimalist design, complementing the watch’s black dial and brushed metal case, while the softly blurred background keeps the focus on the watch and strap.
Hirsch
Hirsch TORONTO Quick-Release Fine-Grained Leather Watch Strap in BROWN
£20.95 - £69.45
4.6
Dark brown leather watch strap displayed in two pieces on a light gray background. The strap features a smooth leather finish, cream contrast stitching, a polished silver-tone buckle, pointed tip, and multiple adjustment holes, highlighting its classic design and premium craftsmanship.
Dark brown leather watch strap fitted to a silver-tone Seiko dress watch, shown on a wrist in a lifestyle setting. The strap features a smooth leather finish with cream contrast stitching and complements the watch’s white textured dial, while the softly blurred background keeps the focus on the watch and strap.
Hirsch
Hirsch BOSTON Buffalo Watch Strap in BROWN
£33.95 - £82.45
What Size Watch Strap Should I Get?

What Size Watch Strap Should I Get?

August 26, 2021
To determine which size watch strap you should get, you need to measure the strap length and lug width on your watch. Find out how here - and get the perfect fitting strap for your favourite timepiece. 
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Can I Change a Watch Strap?

Can I Change a Watch Strap?

September 15, 2022
Ever wondered if it was possible to change a strap on one of your watches? Read this article to find out if and how to change your watch strap today.
Read More
How Tight Should a Watch Strap Be?

How Tight Should a Watch Strap Be?

October 14, 2021
There is no universal answer to how tight a watch strap should be as it all comes down to personal preference. That being said, your watch should be comfortable and secure, and a strap that is too tight (or too loose) isn't. Find out how to get the perfect fit here.
Read More