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Armitron Watches: Case Size, Water Resistance Ratings and Pro Sport vs Dress

How to choose an Armitron watch by case size, water resistance and style, and where the codes help.

  • Editorial team
  • Jun 24, 2026
  • 6 min read
Armitron Watches: Case Size, Water Resistance Ratings and Pro Sport vs Dress

Armitron has made affordable quartz watches since the 1950s, and its own site sells the full range: digital Pro Sport models, retro-styled digitals, analogue dress and everyday watches, and a Legacy line that reissues older designs. Nothing on the site is expensive, which makes it tempting to buy on looks alone. The orders that disappoint are the ones where the case was too big, the water rating was misread, or the band did not suit the wrist.

Case size and how it wears

Every Armitron listing gives a case diameter in millimetres. As a rough guide, 34 to 38 mm suits smaller wrists and a dressier look, 40 to 44 mm is the everyday range, and above 44 mm is a deliberately large sports watch.

Diameter is not the whole story. A tall digital case sits higher on the wrist than a slim analogue of the same width, and a square retro case looks bigger than a round one with the same number. Look at the on-wrist photos in the Armitron listing rather than the product-only shot.

If you own a watch that fits well, measure its case with a ruler and buy the Armitron within a couple of millimetres of it.

Water resistance: what the number allows

Armitron marks water resistance in metres, and the figures are pressure ratings rather than diving depths.

30 metres means splashes and rain. Do not swim in it. 50 metres is fine for swimming in a pool. 100 metres covers swimming and snorkelling, and most Armitron Pro Sport digitals sit at this level.

Never press buttons underwater, and keep any Armitron away from hot showers and saunas, where steam gets past seals that water cannot. Leather bands should stay dry regardless of the case rating.

Pro Sport digital versus analogue dress

The Armitron Pro Sport line is the practical choice: resin cases, chronograph, alarm, backlight and a higher water rating. It is the watch for a gym bag, a school run or a job where the watch gets knocked.

The analogue ranges are about looks. Armitron dress watches use slimmer cases, mineral crystals and metal or leather bands, and often carry a simple date window. They are lighter on the wrist and easier to read at a glance in daylight, but they have no backlight.

The Legacy and retro digital pieces sit in between: eighties-style rectangular cases, metal bracelets and basic functions. They are bought for style, so check the case dimensions carefully, because the vintage shapes are smaller than modern sports watches.

Bands and bracelets

Armitron sells watches on resin, silicone, leather, nylon and stainless bracelets. Resin and silicone are the easy-care options and the only ones suited to water. Leather ages well but dislikes sweat.

A metal bracelet arrives long and needs links removed to fit. Many Armitron bracelets use pin-and-collar or split-pin links that a local watch shop will adjust in minutes for a small fee. Expansion bracelets stretch to fit and need no adjustment, but they can pull on arm hair.

Check the lug width in the listing if you might swap the strap later. Standard widths such as 18, 20 and 22 mm have many aftermarket options; unusual widths do not.

Batteries, warranty and repairs

All Armitron watches are quartz, so a battery change every few years is the only maintenance. A jeweller can do it, or you can do it yourself on a resin digital with a coin-slot back. Getting a case back off at home usually voids water resistance until the seal is properly reseated, so leave dive-rated pieces to a shop.

Armitron has historically backed its watches with a long limited warranty on the movement, but bands, crystals and batteries are typically excluded. Register the watch and keep the order email, and check the current warranty terms on the Armitron site.

Gifting an Armitron

Most Armitron watches ship in a branded box, which is fine for gifting without extra wrapping. If the size is a guess, choose a resin or silicone band with plenty of holes rather than a metal bracelet, because the recipient can wear it the same day.

Armitron sells two-watch sets and his-and-hers pairs during holiday periods that price out cheaper than the same models bought separately, and they are the first to sell out.

Where the Armitron savings are

ARMITRONADBML — 10% offSHOW COUPON CODE
ARMITRONADRR3 — 10% offSHOW COUPON CODE
ARMITRONADRR8 — 10% offSHOW COUPON CODE

The live Armitron codes are all 10% codes with short generated names, which usually means they are single-use or tied to a referral. Try one; if it is refused, move to the next rather than assuming all are dead.

Ten percent on a single Armitron watch is modest, so the code earns most on a multi-watch or gift-set basket. It typically applies to full-price items and not to the site's clearance section.

Armitron runs its own markdowns around Black Friday and the run-up to Christmas, and again in early summer. If a code will not stack with a sale price, compare the two and take the larger, because the sale price is often the better of the pair.

Shipping on a watch is light, and the Armitron site has usually offered free delivery over a spend threshold. Check the threshold at checkout; a strap or a second watch can push a small order over it for less than the postage.

Common questions

Can I swim in an Armitron watch?

Only if it is rated 50 metres or more. A 30-metre Armitron is for splashes and rain, not the pool.

How do I shorten an Armitron metal bracelet?

Remove links at a watch shop or with a pin tool. Expansion bracelets need no adjustment.

What size Armitron case should I buy?

Measure a watch that already fits and stay within a couple of millimetres of its diameter. Tall digital cases wear larger than slim analogues.

Does Armitron replace batteries?

Any jeweller can. Keep water-rated pieces with a shop so the seal is reseated properly.

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