Doxa SUB 200

Where the SUB 200 comes from

DOXA's diving history runs through the SUB 300 and the 1960s, and the SUB 200 belongs to the same family. The brand's own product page presents the three-hand watch as a modern dive watch, and trade coverage links its design to an earlier diving reference from the 1960s rather than to a direct reissue.

The brand's own product page places the watch within its dive range, which is useful context when comparing it with the SUB 300 and other models.

The name needs care. The SUB 200 T.GRAPH chronograph dates to 1969, and the three-hand SUB 200 is a 2019 design. Collectors and sellers sometimes blur the two, so match the reference and the movement to the listing before comparing values. A chronograph should never be priced as a three-hand SUB 200, or the other way round.

Buyers who want a DOXA diver with a modern movement often look at the SUB 200 first, so used examples come in a wide range of conditions. The photographs rarely tell the whole story, which makes the details described below worth checking in person or through a careful seller.

Treat every listing as a set of claims to verify. Match the reference, confirm the bezel material, ask for the movement and check the seals. That routine takes an hour and protects a buyer from most of the common surprises.

Movement and servicing

At launch the three-hand SUB 200 used an ETA 2824-2, and later production is documented with a Sellita SW200-1. DOXA's current product page describes it as a Swiss mechanical automatic with 38 hours of power reserve and 28,800 vibrations per hour, without naming the maker. Because the movement changed over time, confirm it before you plan a service.

Servicing the movement is a routine job for an experienced independent, since both calibers are common in the trade. The bezel insert and the seals need more care. Ask the watchmaker to test the bezel action and to pressure test the case after the work, and ask for the result in writing.

Brand service remains the safest route during warranty. Before an out-of-warranty repair, ask DOXA about parts availability, because a watch from one production run may not match the documentation for another.

Because the three-hand watch has no chronograph functions, a service mostly comes down to the movement, the bezel and the seals. An owner who keeps those in order and records each visit will usually find the watch dependable for years.

Buying a pre-owned SUB 200

Look closely at the bezel. The standard three-hand model is not fitted with a ceramic insert. DOXA specifies a sapphire or stainless steel insert, so a listing that calls it ceramic should be questioned. A glossy black insert is easy to mistake for ceramic, and the difference shows in the finish and in how the insert wears at its edges.

Check the bezel action, the crystal and the case seals. Ask for a recent pressure test, and a seal replacement if the watch has been opened. A dive watch that has been worn in salt water without rinsing can show corrosion under the bezel and around the crown, so look at those areas closely.

Compare the crown and its screw-down action too, and ask whether the crown seal was replaced at the last service.

Confirm the bracelet or strap. Bracelet wear shows at the end links, and rubber straps age quickly in sun and salt. Factor the cost of matched parts into your offer, and check that any replacement strap fits the case without gaps.

Ask the seller for photographs of the caseback and bezel from several angles. A confident seller will send them without hesitation, and the photographs will show the finishing, the caseback screws and any wear that a listing photo hides.

Care and originality

Rinse the watch after salt water, dry it, and check that the crown is closed. Keep it out of heat and direct sunlight when it isn't being worn, and don't leave it in a hot car.

Dry the bracelet or strap with a soft cloth rather than leaving it damp, since trapped moisture is hard on the pins and the caseback.

Originality depends on the dial, hands, bezel insert and movement. Keep the box and papers, and note any work, since that record helps the next owner. Replacement parts are normal over time, but disclosure matters more than the replacement itself.

Owners who use the watch for diving should keep a service log. A clear history makes an inspection faster, helps a watchmaker plan the next service, and makes a future sale much easier.

Rubber and textile straps on a dive watch usually need replacing more often than the watch needs servicing. Replace a strap when it stiffens, cracks or starts to smell, and check the spring bars at the same time, since a bent bar can let a strap drop off during a swim.

What to check on a Doxa SUB 200

• Reference confirmed as the three-hand SUB 200, not the T.GRAPH
• Bezel insert identified as sapphire or steel, not ceramic
• Movement confirmed from the caseback or service papers
• Recent pressure test or gasket replacement on record

Common questions