Try It On

Case Diameter 40mm

Case Diameter 40mm

Try It On

Case Diameter 40mm

Wrist Size (in)

Your Wrist Size Circumference (in)

Band Size

The band for this watch can be adjusted to fit comfortably between the following wrist circumferences.

150 - 205mm (5.9 - 8.1in)

Wrap a garment measuring tape snuggly around your wrist just below the wrist bone. Alternatively use a piece of string and then measure the string length with a ruler. The average wrist size for men is 6.5-7.5", and for women is 5.5-6.5".

How to choose the right case size

Case diameter determines the watch size: it’s the width of the watch case, excluding the crown. Small wrists (<6") suit 28–36mm, average (6–7") fit 36–42mm, and larger wrists (7"+) can wear 42mm+. Smaller cases can feel refined or vintage-inspired, while larger ones make a bold, modern statement.


Read Our Watch Size Guide

Wrist Size (in)

Your Wrist Size Circumference (in)

Band Size

The band for this watch can be adjusted to fit comfortably between the following wrist circumferences.

150 - 205mm (5.9 - 8.1in)

How to measure your wrist size

Wrap a garment measuring tape snuggly around your wrist just below the wrist bone. Alternatively use a piece of string and then measure the string length with a ruler. The average wrist size for men is 6.5-7.5", and for women is 5.5-6.5".

How to choose the right case size

Case diameter determines the watch size: it’s the width of the watch case, excluding the crown. Small wrists (<6") suit 28–36mm, average (6–7") fit 36–42mm, and larger wrists (7"+) can wear 42mm+. Smaller cases can feel refined or vintage-inspired, while larger ones make a bold, modern statement.


Read Our Watch Size Guide

Delivery & Returns

Free Standard Shipping on most orders. Fan Shop orders do not qualify for free shipping. Buy two straps get free Standard Shipping. Get your refund faster with easy online returns! Mail your items back with our return label within 30 days.

Timex MK1 Chronograph with brown leather strap and black dial, displayed flat on a rustic wooden surface.
Timex MK1 Chronograph with brown leather strap and black dial, displayed flat on a rustic wooden surface.

MK1 Chronograph

40mm Leather Strap Watch
Pre-Order
New
  • Stainless Steel Case

  • Quick-Release Leather Strap

  • Chronograph Movement

Regular price $229.00
Sale price $229.00 Regular price $229.00

MK1 Chronograph

40mm Leather Strap Watch
Pre-Order
New
  • Stainless Steel Case

  • Quick-Release Leather Strap

  • Chronograph Movement

Regular price $229.00
Sale price $229.00 Regular price $229.00
TW2Y71100 MK1 Chronograph 40mm Leather Strap Watch Primary Image
MK1 Chronograph
40mm Leather Strap Watch
Side view of Timex MK1 Chronograph on wrist with brown leather strap and black dial with luminous Arabic numerals.
Side view of Timex MK1 Chronograph on wrist with brown leather strap and black dial with luminous Arabic numerals.

Classic Field Watch Design

A true field watch classic, this update to our MK1 carries forward the rugged spirit of military-issued timepieces with modern updates for everyday wear. At its core is a reliable quartz chronograph movement for tracking elapsed time with ease. The 40mm case is crafted from stainless steel, pairing handsomely with a natural leather strap with contrast side stitches. A black dial with Arabic numerals delivers clarity at a glance, while luminant hands provide visibility in...

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Specifications

Product ID

TW2Y71100

Quartz Analog Movement

A quartz analog movement is powered by a battery. Quartz movements are highly accurate, capable of keeping time to within milliseconds per day.

Quartz Analog

Engineered for Accuracy

A quartz analog movement runs on a battery and keeps time with the steady vibration of a tiny crystal. It’s highly accurate, low-maintenance, and powers the hands with precise ticks.

Stainless Steel Case

This stainless-steel case is highly resistant to rust, corrosion, and tarnish, ensuring your watch remains in excellent condition over time. It's also hypoallergenic and incredibly strong.

  • Case Diameter 40 mm
  • Case Height 12 mm
  • Case Material Stainless Steel
  • Case Color Silver-Tone
  • Case Finish Brushed
  • Dial Color Black
  • Dial Markings Arabic (Full)
  • Battery Type SR936SW

Quick-Release Leather Strap

There are no tools required to remove the spring bars that secure the attachment to the watch case. Refresh your look in seconds with endless attachment options.

  • Band / Lug Width 20 mm
  • Band Material Leather
  • Band Color Brown
  • Band Buckle Buckle

Acrylic Crystal

A lightweight plastic polymer with excellent impact resistance and a warm vintage appearance that can be easily polished to remove scuffs.

Acrylic Crystal

Highly impact-resistant

Acrylic lens are a specialised form of plastic akin to Plexiglass and were commonly used in early to mid-20th century watches. It is a softer material that can be more prone to scratches but conversely is very shatter-resistant. Given its softness any scratches though can be buffed out. Acrylic lens are synonymous with vintage-inspired timepieces and thus can be found on our Marlin and Q Timex collections.

Acrylic Crystal

Highly impact-resistant

Clear plastic dome lid on a white background

Mineral Crystal

Enhanced durability

Sapphire Crystal

Scratch-Resistant

Round metallic object on a black background

Water Resistant to 50 Meters

This watch is suitable for light swimming. It is not suitable for snorkelling, or poolside diving. To maintain water resistance, do not press any buttons while underwater.

50m

Water Resistance

This watch is suitable for light swimming. It is not suitable for snorkelling, or poolside diving. To maintain water resistance, do not press any buttons while underwater.

30m

Light rain, sweat & splashes.

Icon of a cloud with raindrops on a blue background

50m

Short swims.

100m

Swimming, snorkeling & surfing.

200m

Recreational scuba-diving.

Diver icon on a blue background

Chronograph Movement

A chronograph movement provides the added functionality of a stopwatch. By using the two pushers, you can start, stop, and reset this function.

Features

Try It On

Case Diameter 40mm

Case Diameter 40mm

Try It On

Case Diameter 40mm

Wrist Size (in)

Your Wrist Size Circumference (in)

Band Size

The band for this watch can be adjusted to fit comfortably between the following wrist circumferences.

150 - 205mm (5.9 - 8.1in)

Wrap a garment measuring tape snuggly around your wrist just below the wrist bone. Alternatively use a piece of string and then measure the string length with a ruler. The average wrist size for men is 6.5-7.5", and for women is 5.5-6.5".

How to choose the right case size

Case diameter determines the watch size: it’s the width of the watch case, excluding the crown. Small wrists (<6") suit 28–36mm, average (6–7") fit 36–42mm, and larger wrists (7"+) can wear 42mm+. Smaller cases can feel refined or vintage-inspired, while larger ones make a bold, modern statement.


Read Our Watch Size Guide

Wrist Size (in)

Your Wrist Size Circumference (in)

Band Size

The band for this watch can be adjusted to fit comfortably between the following wrist circumferences.

150 - 205mm (5.9 - 8.1in)

How to measure your wrist size

Wrap a garment measuring tape snuggly around your wrist just below the wrist bone. Alternatively use a piece of string and then measure the string length with a ruler. The average wrist size for men is 6.5-7.5", and for women is 5.5-6.5".

How to choose the right case size

Case diameter determines the watch size: it’s the width of the watch case, excluding the crown. Small wrists (<6") suit 28–36mm, average (6–7") fit 36–42mm, and larger wrists (7"+) can wear 42mm+. Smaller cases can feel refined or vintage-inspired, while larger ones make a bold, modern statement.


Read Our Watch Size Guide
  • Our Promise for the Next 170 Years

    Since 1854, no other watchmaker has ever been able to match our ability to put a well-crafted watch on your wrist, while leaving money in your pocket. Every Timex is a testament to our legendary durability and value, and a reminder to make time yours.

    Read more about us
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  • Crafted to Keep Our Planet Ticking

    We are proud pioneers in making timeless watches that are environmentally-friendly, beautifully crafted and can take a licking and keep on ticking.

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Artistic depiction of a hand holding a clock with classical figures and architectural elements on a dark background
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