For most buyers, the strongest replica Portugieser Automatic is the 40 mm small seconds version, the one that copies the ref. 3583 family: a single subdial at 6 o'clock, a clean minute track, and a slim case. It wins because the layout is simple enough for a factory to execute with care, and because a plain dial exposes mistakes instead of hiding them. I rank every option on four criteria: case profile and thickness, dial printing and applied markers, movement behavior on the wrist, and whether an independent watchmaker will agree to service it. Those four points drive everything below.

The two watches people mean by "Portugieser Automatic"

The name covers two different references, and confusing them is the most common mistake. The first is the Portugieser Automatic 40, roughly 40 mm across, small seconds at 6 o'clock, powered in the original by the calibre 82200 with a 60 hour reserve. The second is the larger seven day model, about 42 mm, with small seconds at 9, a date window, and a power reserve indicator on the dial. In the original, that watch uses the calibre 52010 and its seven day reserve is a real mechanical figure.

The practical difference for a replica buyer is complexity. The 40 mm version has one moving element on the dial. The seven day version has three, and each one is a place where a factory can cut corners. More dial furniture means more to inspect, more to go wrong, and a thicker case to hide a movement that does not match the original footprint.

Criterion one: case profile and thickness

The Portugieser is a dress watch, and dress watches live or die on their side profile. Replica cases often run one to two millimeters thicker than the original because the movement inside is not the movement the case was drawn around. On a 40 mm watch, an extra millimeter changes how it sits under a cuff.

  • What to check: lug shape and downward curve, the polish on the bezel, and whether the caseback sits flat against your wrist.
  • What to ignore: case diameter printed in a listing. Measure the thickness yourself if you can, or ask for a photo against a ruler.

Criterion two: dial printing and applied markers

A white or silver Portugieser dial is a blank page. Any misalignment shows. Look at the numerals: they should be applied, not printed, on the models that use applied markers, and they should sit level with the dial surface. Check the brand script and the "Automatic" line for weight and spacing, and check that the subdial ring is concentric with the hand pivot.

Blued hands are another tell. Real blued steel has a matte, slightly uneven blue that shifts in light. Painted blue looks flat and plastic under a lamp. On a replica, painted hands are common and are not a dealbreaker at every price, but they should be reflected in what you pay.

Top pick: the Portugieser Automatic 40 style

This is the version I would recommend to almost anyone buying their first or second Portugieser replica.

Pros

  • One subdial means fewer alignment failures to inspect.
  • The smaller case sits well on wrists from about 6.5 inches upward, and reads as a dress watch rather than a statement.
  • Straps are easy to source, since 20 mm alligator grain and leather options are everywhere.
  • A servicer is more likely to work on a simple automatic than on a decorated clone with extra modules.

Cons

  • Less visual drama than the seven day model. It is a quiet watch.
  • The 60 hour reserve of the original is rarely matched. Expect closer to 40 hours.
  • Wrong-thickness cases are harder to spot in photos because the dial looks correct.

Best for: daily wear under a shirt cuff, first replica purchase, and anyone who wants a watch that does not invite a second look at the wrist.

Runner-up: the seven day power reserve style

The 42 mm model with the reserve indicator is the more interesting watch and the harder one to buy well.

Pros

  • The dial has presence, and the reserve arc gives it a look no other Portugieser shares.
  • Larger case suits wrists over 7 inches.
  • Good examples show real attention to the date window aperture and the subdial spacing.

Cons

  • Three dial elements to verify on every example you consider.
  • Reserve indicators on replicas are sometimes driven and sometimes decorative. Ask for a video showing the needle move while the watch runs.
  • Thicker cases are the norm, and the extra height is noticeable.
  • No replica movement delivers a true seven day reserve. A dial that says seven days is a dial claim, not a mechanical one.

Best for: buyers who already own one replica, know what to inspect, and want the more distinctive dial.

Criterion three: movement behavior

Ask three questions before you buy. How many hours does it actually run when set down? Does the rotor wind quietly, or does it rattle and spin like a coin in a can? Does the second hand sweep smoothly at low amplitude, or stutter?

Listings use factory codes such as ZF or APSF as shorthand. Treat a code as a question to ask, not a guarantee. Batches change, and the same code can cover different builds months apart. A short video of the watch running, with sound, tells you more than any label.

Criterion four: water resistance and service

Assume nothing about water resistance. Many replicas are sold without gasket testing, and a rating printed on a caseback is not the same as a tested rating under ISO 22810. Treat any replica Portugieser as splash resistant at best, keep it out of pools and showers, and have a watchmaker pressure test it if water exposure matters to you.

Service matters more than most buyers expect. Independent watchmakers often decline replica work, and parts for clone movements can be hard to source. Before buying, find out whether your local watchmaker will open the case. If the answer is no, factor in the cost of replacing the watch rather than repairing it.

Which one should you buy

  1. First replica, dress watch, wrist under 7 inches: the 40 mm small seconds style.
  2. Wrist over 7 inches, or you want the reserve indicator: the 42 mm seven day style, bought only after a running video.
  3. You want one watch to wear often: the 40 mm, on a plain leather strap, and budget for a strap swap since that changes the look more than any other change.

Buy the version whose dial you can verify in a photo. Complexity is where replica Portugieser Automatics fail, and the 40 mm model gives a factory the fewest places to hide a shortcut.