The replica IW938907 is an IWC-style automatic watch sold through replica catalogs, typically built around a 40 to 42 mm stainless steel case, a sapphire crystal, a date window at 3 o'clock, and a decorated automatic movement. It is not an official IWC Schaffhausen reference. Buyers treat the number as a catalog code that identifies which factory version, dial color, and strap combination a listing is offering. Because factories reuse the same code across batches, the spec sheet matters more than the number itself.
What movement does the replica IW938907 use?
Most listings ship with a Chinese automatic such as a Miyota 9015 clone, a Seagull ST21, or a decorated ETA 2824 clone. Higher tiers sometimes use a Swiss ETA 2892 or a Sellita SW200. Ask the seller which base caliber is inside before you pay, because two watches with the same reference code can differ by 200 dollars based on movement alone.
How close is the replica IW938907 to the genuine?
Accuracy depends on which factory produced the batch, not on the reference number. Modern mid and upper tiers get the proportions, dial printing, and case finishing close enough that a casual observer will not notice. Close inspection under a loupe still reveals differences in movement finishing and crown engraving.
Case and finishing
Look for brushed flanks with polished bevels, crisp lug edges, and a crown that sits flush against the case band. Weak batches show rounded lug tips and uneven brushing direction.
Dial and hands
Applied indices should sit level, and the date wheel should align inside the window without drifting. Check that the seconds hand sweeps smoothly rather than ticking in visible steps.
Bracelet and clasp
Solid end links should sit tight against the case with no rattle. The clasp should close with a firm click and the micro-adjust holes should line up cleanly.
What should you check during QC?
- Request dated photos of the dial, caseback, and crown from three angles.
- Confirm the movement model in writing, including the beat rate.
- Ask for a timegrapher reading between minus 10 and plus 15 seconds per day.
- Verify the strap or bracelet width matches the lug measurement.
- Check that the date flips over cleanly at midnight, not gradually.
How much should a replica IW938907 cost?
Entry versions with a basic Chinese automatic usually sell for 120 to 200 USD. Mid tier builds with better finishing and sapphire on both sides run 250 to 400 USD. Top tier versions with a Swiss movement and cloned case details typically land between 450 and 700 USD. Anything far above that range is usually a markup, not a quality jump.
Frequently asked questions
Is the replica IW938907 water resistant?
Most units are rated for splash resistance only. Unless the seller pressure tested the case, keep it away from swimming and showers.
Does it come with a box and papers?
Boxes and cards are add-ons, not proof of origin. They add 20 to 40 USD and carry no authentication value.
How long will it last?
A well maintained clone movement typically runs three to five years before it needs a service or replacement. Regular winding and avoiding drops extend that window.