A V4-grade Submariner-style diver is the safest pick for most buyers who want the closest match to a modern reference without retail pricing, and it earns that spot on four criteria: movement stability, case and crystal geometry, dial and bezel accuracy, and bracelet finishing. Everything below explains what the "V4" label covers, how a fourth revision differs from earlier runs, and which build suits which buyer.
What the V4 Label Covers
Factories work in numbered revisions. V1 is the first run, V2 answers the earliest complaints, V3 usually settles the dial and bezel, and V4 is where the case profile, crystal height, and bracelet often reach their final shape. The number describes one factory's line, not the market as a whole. A V4 from one workshop can sit below a V2 from another.
That means "V4" tells you a model has been iterated at least four times. It does not tell you who built it, which movement is inside, or where the parts came from. Use it as a question to put to a seller, not as proof of quality.
Movement: Check This First
Most V4 divers ship with one of three powerplants: a decorated Asian automatic, a Swiss ETA clone, or a modified unit finished to resemble the in-house caliber of the original. The fourth revision rarely changes the movement family. It usually refines rotor decoration, engraving, and the date change.
V7 Replica Watches: What the Version Number Means
- Pros: a stable 28,800 vph automatic keeps time well and services easily, and parts for common clones are widely available.
- Cons: budget units lose amplitude over a year or two, and decorative plates can hide a low-grade base movement.
Ask for a timegrapher photo showing rate, amplitude, and beat error. A rate within about ten seconds a day and amplitude above 250 degrees is a healthy starting point for this price tier.
Case and Crystal Geometry
The case is where the V3 to V4 jump shows most. Look at lug width, lug hole placement, crown guard shape, and how far the crystal rises above the bezel insert.
- Pros: a corrected case gives the right wrist presence, and a proper gasket with a screwed caseback holds water for swimming.
- Cons: over-polished lugs and a crystal that sits too high are the two most common V4 misses.
If you plan to swim, have the watch pressure tested at a local shop before you trust it. ISO 22810 defines how water resistance is measured, and a claim in a listing is not the same as a passed test on your watch.
Dial, Bezel, and Bracelet
Dial work separates careful builds from rushed ones. Check the print weight of the text, the alignment of the markers at 12, and whether the date sits square in the aperture. On the bezel, look for a ceramic insert with even color and a pip that lines up with 12.
Bracelet feel is the fastest tell. A V4 bracelet should have tight end links with no rattle, a clasp that closes with a firm click, and screws rather than friction pins in the links.
Which V4 Suits Which Buyer
Daily wear on a budget
Pick a V4 diver with an Asian automatic and a screw-link bracelet. You get the look, simple service, and no worry about scratching a costly movement on a desk edge.
Collector who swaps straps
Choose the version with drilled lugs. It takes leather or rubber without tools and holds interest if you sell it to another enthusiast later.
Gift or occasional wear
Go for the best dial and bezel accuracy you can confirm in photos. Movement pedigree matters less when the watch spends most weeks in a box.
Red Flags in Listings
- "V4" with no factory name, no movement details, and no timegrapher image.
- Photos reused across several sellers, or stock renders instead of the actual watch.
- A price far below the rest of the market for the same revision.
Inspection Checklist
- Confirm the factory and revision in writing before payment.
- Request photos of the caseback, crown guards, and clasp code.
- Ask for a timegrapher readout and a short video of the second hand sweep.
- Check bezel pip alignment and marker spacing at 12 and 6.
- Pressure test locally before any water contact.
- Keep the packaging and any paperwork, since it helps a future resale listing.
Care and Longevity
Service the movement every three to five years, keep the crown screwed down, and rinse the case with fresh water after salt or chlorine exposure. Store the watch away from strong magnets, since a magnetized hairspring is the most common cause of sudden fast running. A V4 that is serviced on schedule will outlast several cheaper revisions bought and discarded in the same period.
A Note on Legality
Watches that carry another company's trademark without authorization are illegal to sell in the United States, and that legal position applies to both buyer and seller. "Swiss Made" is also a protected label with specific requirements on movement, assembly, and inspection, so treat any loose use of that term with caution. Buyers should weigh the legal exposure before purchase, not after it.