The short answer

A replica IW323772 copies the IWC Aquatimer Automatic, a 42 mm steel dive watch rated to 300 m with an internal SafeDive bezel system. Replica quality splits into three tiers, and only the top one is worth wearing. Expect to pay roughly $250 to $450 for a clean example. Below $120 you get a display piece with a printed dial and a bezel that grinds. Judge the watch on bezel feel, dial printing, lume, crown threads, and caseback engraving. Seller photo lighting hides all five.

What the reference is

The IW323772 belongs to the Aquatimer Automatic family. The real watch uses a 42 mm stainless case, a screw-down crown, sapphire crystal, and IWC caliber 30120, a modified ETA 2892 base. The bezel ratchets under a sliding clutch, so it turns in both directions only while the clutch is depressed. That mechanism is the hardest part for a replica factory to reproduce, and it is the first thing to test.

Price tiers

  • Under $120: stamped case, mineral glass, painted indices, friction-fit bezel. Skip it.
  • $150 to $250: decent case shape, clone automatic movement, weak lume, rough crown threads.
  • $250 to $450: correct case proportions, applied indices, sapphire, working bezel clutch, A2892 or 2824 clone movement. This is the realistic target.

Inspection checklist

Dial and hands

  1. Compare the date window position and font against a factory photo of the genuine reference, not against another replica listing.
  2. Check that applied indices sit level and that no glue is visible at the edges.
  3. Look for dust or fibers under the crystal at an angle in daylight.
  4. Confirm the hands are set flat, with no bent tips and no gap between hour and minute hand.

Bezel

  1. Press the clutch and turn the bezel through a full rotation in both directions.
  2. Listen for even clicks and feel for side-to-side play in the ring.
  3. Release the clutch and confirm the bezel locks and cannot be turned by hand.
  4. Check that the triangle marker aligns with the 12 o'clock index when seated.

Case, crown, and caseback

  1. Run a fingernail along the case flanks and lugs to feel for sharp edges or machining burrs.
  2. Unscrew and reseat the crown five times. Threads should engage smoothly without cross-threading or wobble.
  3. Read the caseback engraving under a loupe. Shallow laser etching with uneven letter spacing is a reject.
  4. Confirm the caseback seats flush with no gap at the gasket line.

Movement

  1. Ask which movement the seller ships, A2892 or a 2824 clone, and get it in writing.
  2. Wind the watch 30 turns and set it down. Check timekeeping over 24 hours against a phone clock.
  3. Set the date through a full cycle and confirm it flips cleanly near midnight, not gradually.
  4. Hack the seconds and confirm the balance stops and restarts without stutter.

Strap and clasp

  1. Flex the rubber strap at the lug ends and look for cracking or a chalky surface.
  2. Open and close the clasp ten times. A tang that needs force to snap will fail early.
  3. Check the pin ends sit flush in the lug holes and are not undersized.

Water resistance reality

No replica should be trusted to the depth printed on the dial. Gaskets are the first part factories compromise, and caseback sealing is rarely pressure tested. Treat any replica as splash resistant at best. Have a local watchmaker pressure test it before swimming, and never dive with it. If water resistance matters to you, this reference is the wrong purchase.

Questions to ask the seller

  1. Request timestamped photos of the actual watch, not catalog images.
  2. Ask for a close-up of the caseback and the crown threads.
  3. Confirm the movement model and whether it has been regulated.
  4. Ask about the return window and who pays return shipping.
  5. Ask whether the watch ships with the box and papers, and treat a yes as a warning rather than a bonus.

After it arrives

  1. Photograph the watch unopened, in the packaging, before wearing it.
  2. Run the bezel, crown, and date tests again within the return window.
  3. Have a watchmaker check the movement regulation and caseback gasket.
  4. Store it away from magnets and have it serviced every three to four years.