A replica Lange 2 Perpetual is a copy of the A. Lange & Söhne Lange 1 Perpetual Calendar, sold with the same outsize date, day and month windows, moon-phase display, and a case of about 41 mm. High-end versions use an automatic movement with a decorated add-on calendar module and sapphire crystal; cheap versions hide a quartz movement behind a printed dial. No replica is a genuine Lange, and the calendar on most copies does not track leap years the way a real perpetual calendar does.
What does the name Lange 2 Perpetual mean?
The real watch is the Lange 1 Perpetual Calendar, and sellers use "Lange 2" as a label that dodges trademark filters. Some dealers write "Lange 2", others write "Lange 1 PPC" or "Lange Moonphase Calendar".
The layout is what buyers recognize: an outsize double date at the top right, a moon phase set into a subdial, and small day and month windows. Replicas copy that layout because it is the part people see across a table.
How a true perpetual calendar works
A perpetual calendar uses a mechanical program wheel to remember which months have 28, 30, or 31 days, and it adds February 29 in leap years. The program runs for decades and needs no correction until a century year that is not divisible by 400.
The moon-phase display on a mechanical perpetual calendar drifts by a single day after more than a hundred years of running. Both functions are driven by the gear train, not by electronics.
What the replica calendar does
Most replicas run a simple or annual calendar module that advances with the date wheel. February 29 becomes a problem, and the case grows thicker to hide the extra gears.
Some sellers fit a decorative leap-year indicator that moves once a year no matter what the calendar reads. Others skip the moon-phase gear train and drive the disc from the hour wheel, so it drifts in days rather than decades.
The better replica builds get the day, month, and date to jump together when you set the crown. That is a reasonable sign of a real calendar module, but it still does not make the watch perpetual.
Replica quality tiers and what they cost
- Entry ($60 to $150): quartz movement, printed dial text, glued markers, no working calendar.
- Mid range ($200 to $450): Miyota or Seagull automatic, working date, month window that may never move, mineral or basic sapphire glass.
- High-end clone ($500 to $950): automatic with a modular calendar, decorated bridges, double AR sapphire, a case that matches the original thickness, and a solid crown action.
Price alone does not prove quality, since some dealers charge extra for the same factory build. Photos of the actual watch and a movement shot matter more than the tier name.
How to check a replica Lange 2 Perpetual before you pay
- Ask for a movement photo. A balance wheel that beats at 4 Hz (28,800 vph) tells you it is mechanical, not quartz.
- Request a video of the date set in motion. A real calendar module moves the day and month with the date.
- Look at the outsize date. Two separate discs with sharp numerals show a proper build; one flat printed window does not.
- Check the case height. Replica modules add depth, so a copy that sits 2 mm thicker wears worse on a small wrist.
- Confirm the crystal. Sapphire with anti-reflective coating on both sides reads clear from an angle.
- Insist on photos of the exact unit, not catalog images, plus a return window in writing.
Dial details that give away a bad copy
The outsize date frame sits in a recessed window with a printed border, and the two numerals should match in weight and width. On cheap dials the right-hand number sits a hair off center and the frame looks painted on.
Check the moon-phase disc as well. A good copy uses a photorealistic moon on a dark blue disc, while budget builds use a flat yellow circle with a white dot.
The hands are another tell. Original hands have a brushed top and a polished bevel; replicas often show a flat finish with rough edges at the tip.
Movement details that separate the good copies
The genuine caliber shows German silver plates, blued screws set in gold chatons, and a balance cock with hand engraving. Replica movements mimic the plate shape and the engraving pattern, but the finish is stamped or laser-cut.
Listen to the winding feel and the rotor noise. A thin ratchet sound and a smooth crown point to a better movement; a gritty, hollow feel points to a cheap one.
Size, wear, and daily care
The original sits around 41 mm across and about 9.5 mm thick, so it fits a 6.5 to 7.5 inch wrist with room to spare. Replica versions built from modular parts can reach 12 mm, which changes the whole look under a cuff.
Keep the watch away from magnets, since the calendar module sits close to the rotor and can gain time after contact with a laptop or phone speaker. Wind it at the same time each day or use a watch winder set to low turns per day.
What no replica can match
Hand finishing is the gap that never closes. Lange bevels are polished by hand to a mirror edge while the flat surfaces stay brushed, and the engraved balance cock carries a slightly different pattern on every watch.
You also lose the paperwork, the service history, and the dealer network. No Lange boutique or authorized service center will touch a replica, and a normal watchmaker will service only the generic movement inside.
Legal risk in the United States
Selling counterfeit watches breaks US trademark law, and Customs and Border Protection can seize shipments of replicas at the border. Buying one for personal use carries less risk than reselling, but the watch still has no legal resale market.
Never present a replica as genuine. That moves the issue from a private purchase to fraud, with civil and criminal exposure.
FAQ
Can a replica Lange 2 Perpetual track leap years?
Almost never. A true perpetual calendar needs a program wheel that only the original caliber and a few high-end movements include. Most replicas need a manual correction at the end of February.
How much should I expect to pay?
Plan on $200 to $950 for an automatic copy with sapphire glass. Anything below $150 in this design is quartz with a printed dial.
Will a local watchmaker service it?
Most shops will service a Miyota, Seagull, or ETA-derived movement, and some will handle the calendar module. Expect a wait, since parts for replica modules are not stocked.
Does the moon phase work?
On mid and high-end copies the disc turns, though the gearing is simpler than the original and drifts within weeks rather than years. On entry models the disc may be a static print.
How do I spot a fake when the real one is the target?
Check for engraved movement plates, an outsize date with crisp numerals, the correct 41 mm case and 9.5 mm height, and a service record. Ask for movement photos before you meet, and meet at a watchmaker who can open the caseback.
Bottom line
A replica Lange 2 Perpetual gets you the look of a German perpetual calendar for a fraction of the price, but only the top tier keeps the proportions and the working calendar. Treat any claim of a perfect 1:1 build with doubt, ask for movement photos, and buy only where you can return the watch.