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The Cyrus Klepcys Vertical Skeleton Tourbillon Sapphire is reference 539.506.ZG.A, a 10-piece limited edition announced in 2021. A current official price and availability are not confirmed. Time and Watches reported CHF 245,000 in 2021, while a Fréret-Roy catalog listing shows €245,000 excluding VAT and marks the watch “on request.” Neither figure establishes a current offer; contact Cyrus or an authorized retailer for a current quote.
Price and availability
The available price references are historical or retailer-listed, not verified current pricing:
- CHF 245,000: reported by Time and Watches on 18 October 2021. See the 2021 report.
- €245,000 excluding VAT: shown in Fréret-Roy’s Cyrus catalog, where the watch is marked “on request.” The listing’s publication date is not stated. See the retailer catalog.
These figures use different currencies and price bases, so they should not be treated as directly equivalent. Neither confirms today’s price, stock, or availability. Ask Cyrus or an authorized retailer for a current quote and confirmation that this exact reference can be ordered.
What is the Klepcys Vertical Skeleton Tourbillon Sapphire?
It is a skeletonized mechanical watch with a transparent sapphire-crystal case and a central tourbillon mounted on a vertical axis. Cyrus announced the model on 18 October 2021 as a 10-piece edition marking the company’s 10th anniversary. The manufacturer credits master watchmaker Jean-François Mojon with its design and describes the sapphire case as a way to expose the open-worked movement from multiple angles. Cyrus’s announcement and the official technical sheet identify it as ref. 539.506.ZG.A.
#1 Best Overall
- Bulova's Men's Classic Automatic Collection features meticulously crafted beautiful timepieces with self-winding movements that are powered by the motion of your wrist.
- 3 Hand, Automatic, Full Skeleton
- Black Ion Plated Stainless Steel
- Sapphire Crystal
- 100M Water Resistant and 3 Year Limited Warranty
This is the sapphire-cased model, not the earlier non-sapphire Klepcys Vertical Tourbillon or the black DLC titanium version. The latter is a distinct model with its own specifications. Cyrus’s Black DLC Titanium model page
Specifications of ref. 539.506.ZG.A
| Specification | Details |
|---|---|
| Case | Sapphire crystal; 44 mm in diameter excluding crowns and 19.9 mm thick; made of 29 parts, according to Cyrus |
| Movement | Hand-wound CYR625; 344 components, 51 jewels, 3 Hz (21,600 vibrations per hour), and two parallel barrels |
| Power reserve | More than 100 hours, as stated by Cyrus |
| Tourbillon | Central, with a vertical axis at 90 degrees and one rotation per minute; the technical sheet specifies a 52-part steel cage weighing 0.706 g |
| Displays and functions | Retrograde jumping hours, retrograde minutes, seconds shown on the tourbillon cage, and a power-reserve indicator shown by a sphere at 12 o’clock |
| Water resistance | 3 ATM (30 m / 100 ft), the manufacturer’s stated rating |
| Strap and clasp | White rubber strap with an embossed prism pattern; 18K 4N rose-gold folding buckle |
| Edition and reference | 10 pieces; ref. 539.506.ZG.A |
Specifications are from Cyrus’s technical sheet and the manufacturer’s announcement. The 3 ATM figure is the manufacturer’s rating, not independent test evidence.
Rank #2
- SUV STRUCTURAL INNOVATION - An exceptional dual-shell structure inspired by the Sport Utility Vehicle(SUV) Suspension System, comes with Four Spring Shock Absorbers in the diagonal corners, to protect the mechanism from unexpected forces.
- MAKE A STATEMENT - Breaks the mould by a genius hybrid of steampunk skeleton aesthetics and avant-garde industrial design. Eyes catching presence with openworked transparency and fun details. *This verison has no lasered Great Ape image on the watch.
- PATENTED AUTOMATIC - Self developed CD-01 automatic calibre intergrated by 25 jewels. With a power reserve of 40 hours and a movement frequency of 21600 times/hour. Visible mainspring for gauging how much power is left.
- QUINTESSENTIAL YET ROBUST - Carved from 316L Marine Grade Stainless Steel/Grade 2 Titanium. Equipped with scratch-resistant Sapphire Crystal. Remarkeble finish with DLC coating. *The X frame of Titanium Gold version electroplated by 18K Gold.
- UNIQUE GIFT - Coming with fine minimalist packaging. A great choice for fathers day gifts, husband birthday gifts. (FREE Warranty for 2 Years - CIGA Design is committed to providing high-quality products and perfect after-sales service. Every CIGA Design watch undergoes strict quality inspection before it leaves the factory.)
How the displays and tourbillon work
The watch pairs retrograde hour and minute displays with a one-minute tourbillon at the center. Seconds are indicated on the tourbillon cage, while a sphere at 12 o’clock indicates the remaining power reserve. Cyrus specifies the tourbillon’s vertical axis as 90 degrees; its technical sheet also gives the cage’s construction and weight.
The hand-wound CYR625 movement has two parallel barrels and a stated reserve of more than 100 hours. The power-reserve sphere makes that reserve visible on the dial side; the technical sheet does not provide a more specific measurement tolerance or an independently verified runtime.
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Quick Recap
Best Value
- Innovative Design - Storm Turbo Bezel: FEICE Watch For Men FM511 skeleton mechanical watch features a unique storm turbo bezel with an inner ring scale, adjustable through the crown to set dual time zones. The bold supercar-inspired design makes it a standout mechanical watch for men who appreciate both aesthetics and functionality.
- Powerful Automatic Movement: Engineered for precision, this men's automatic watch boasts an 80-hour power reserve, 28,800 VPH, and 27 ruby jewels, ensuring high accuracy, smooth operation, and long-lasting performance. Perfect for those who seek a self-winding mechanical watch with superior craftsmanship.Mechanical watches must be worn at least 8 to 10 hours a day, if it does not get enough energy, it will work slowly or cause a large deviation.
- High-Visibility Sapphire Crystal: Made with synthetic sapphire, this luxury skeleton watch for men offers 99.78% transparency and dual-sided anti-reflective coating, providing exceptional scratch resistance and durability for everyday wear.
- Luminous Display for Night Visibility: Equipped with imported LUMINOVA green luminescent coating, it quickly absorbs light to enhance nighttime readability, ensuring clarity even in the dark.360° polished finish with three-dimensional luminous hour markers ensures crystal-clear readability in darkness, seamlessly blending futuristic design with practical functionality.
- Premium Materials - Waterproof & Temperature Resistant: Crafted from 316L austenitic titanium steel, it offers corrosion resistance and heat resistance. The liquid silicone strap ensures comfort in all seasons, while the 5ATM waterproof rating makes it suitable for daily use.
Rank #4
- 🛰️ Unique Space-Inspired Skeleton Design: Stand out with a bold galaxy-themed openwork dial featuring a mechanical skeleton movement. Inspired by space engineering, this watch delivers a futuristic, luxury aesthetic that instantly grabs attention.
- ⚙️ Automatic Mechanical Movement: Powered by self-winding automatic movement, this watch runs through natural wrist motion. Reliable precision engineering ensures long-lasting performance.
- 💎 Sapphire Crystal – Scratch Resistant & Ultra Clear: Equipped with hardened sapphire crystal glass for superior scratch resistance and clarity, keeping your watch face sharp and pristine even with daily wear.
- 🖤 Premium Materials & Comfortable Fit: Crafted with stainless steel case elements and a high-quality genuine leather strap, offering durability, breathability, and all-day comfort for business or casual wear.
- 🎁 Luxury Gift for Men – Statement Timepiece: Perfect for birthdays, anniversaries, business gifts, or personal collection. A bold wristwatch designed for men who value uniqueness, craftsmanship, and style.
Rank #3
- ⌚STYLISH MEN'S WATCH : Three-dimensional double-sided engraving texture create a visually striking effect; this OUPINKE watch men will love has a skeleton mechanical movement,High-precision technology, more exquisite men's luxury dress watch
- ⌚CASE & MOVEMENT : 41mm case, 20mm band width, sapphire crystal crystal lens resists scratches, synthetic ruby bearing skeletonautomatic self winding mechanical movement can offset the error caused by gravity to the parts in the escapement system of the watch, no battery, making the timekeeping more accurate and the error smaller than ordinary automatic watch
- ⌚DIAL: One of many among OUPINEK watches for men, this automatic watch features a round silver tungsten steel case with a skelton silver dial and set with 21 exquisite rubies
- ⌚WRIST WATCH BAND: Silver, durable tungsten steel bracelet band with a double-press butterfly clasp; Includes a watch strap removal tool, links can be removed for a customized fit of this automatic watch; interchangeable with all 20mm OUPINKE watch straps
- ⌚WATER RESISTANT MEN'S WATCHES: Up to 50m (165ft); wearable for short periods of recreational swimming and showering, but not diving or snorkeling; 5 ATM
What to verify before buying
- Confirm the watch is ref. 539.506.ZG.A and the sapphire version, rather than another Klepcys Vertical model.
- Request a current price in the selling currency and confirm whether VAT or other taxes are included.
- Ask whether a piece is available, how it can be ordered, and what documentation accompanies it.
- Confirm the warranty, delivery terms, and return conditions directly with the seller.
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.




