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The Fortis Novonaut N-42 Titanium Legacy is the lighter, regular-production titanium take on Fortis’s black-dial N-42 chronograph. It keeps the substantial 42 mm case, 200 m water resistance and automatic Werk 17 column-wheel chronograph, while Fratello’s reviewer reports a bracelet weight of 161 g versus 225 g for the steel version. Its titanium construction makes it more wearable by weight, but the 51 mm lug-to-lug length and 15 mm thickness still matter more than the 42 mm diameter alone when judging fit.
What the Titanium Legacy is
Fortis lists the Novonaut N-42 Titanium Legacy on its Block titanium bracelet; Fratello identifies this version as reference F2040017. In Jorg Weppelink’s March 14, 2025 hands-on coverage, it is described as the regular-production titanium counterpart to the earlier limited AMADEE-24 titanium Novonaut, using the black-dial Legacy look.
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The N-42 collection arrived in October 2023 as a successor to the B-42 Cosmonauts Chronograph, according to Fratello’s launch coverage. That is useful collection context, not evidence that the Titanium Legacy itself is a 2026 launch.
Specifications at a glance
| Specification | Fortis Novonaut N-42 Titanium Legacy |
|---|---|
| Reference | F2040017, identified by Fratello |
| Case and bracelet | Brushed titanium case; three-row titanium Block bracelet |
| Diameter | 42 mm case; 44 mm bezel |
| Length and thickness | 51 mm lug-to-lug; 15 mm thick |
| Water resistance | 200 m / 20 ATM |
| Crystal | Sapphire with anti-reflective coating on both sides |
| Movement | Fortis Werk 17 automatic column-wheel chronograph; 28,800 vph; 26 jewels; 60-hour power reserve |
| Functions | Hours, minutes, small seconds, central chronograph seconds, 30-minute and 12-hour chronograph counters, day/date, bidirectional 60-minute bezel |
| Bezel and dial | Black dial and bezel insert; ceramic Sirius bezel with Super-LumiNova X1; luminous hour numerals |
| Clasp | Push-button clasp with quick fine-adjustment option |
| Warranty | Five-year manufacturer warranty stated on Fortis’s collection page; consult current official terms |
Detailed case dimensions, movement figures and functions are reported by Fratello’s March 2025 review; Fortis’s Novonaut collection page describes the Werk 17, ceramic Sirius bezel, bracelet adjustment and warranty.
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#1 Best Overall
- Premium Titanium Build: Crafted entirely from titanium, this men's watch features a solid titanium bracelet with a double-safety folding clasp, along with a full titanium case and back cover — ensuring exceptional durability and a lightweight design.
- Superior Timekeeping: This men's watch is equipped with a Japanese sweep-second quartz movement, ensuring silent operation and precise timekeeping.
- Scratch-Resistant Sapphire Glass: The watch features a smooth AR-coated sapphire glass lens, providing excellent scratch resistance and enhanced clarity.
- Super Luminous: Enjoy easy time reading with full lume hour markers. The 37mm case diameter, 20mm strap width, and 205mm wearable length offer a comfortable and stylish fit.
- 5ATM Water-Resistant: This watch is designed to handle everyday activities with a water resistance rating suitable for splashes and brief immersion — delivering both style and functionality.
How it differs from the steel Legacy
The headline change is material and weight, not a smaller case. Fratello reports the titanium watch at 161 g on bracelet and compares it with 225 g for the steel model. The reviewer’s report is not a laboratory measurement, but it gives a useful indication of the on-bracelet difference: 64 g, or roughly 28% less than the cited steel weight.
The earlier steel N-42 Legacy coverage also gives a 225 g bracelet weight. The black Legacy-style dial remains the visual anchor on the titanium model, with gold-plated chronograph hands and circular-grained subdials noted by Fratello. That combination gives the black dial a warm contrast without removing the dense instrument-like layout.
| Choice | What the cited coverage establishes | Practical implication |
|---|---|---|
| Titanium Legacy | 161 g on bracelet, reported by Fratello in March 2025; brushed titanium case and bracelet | Lower reported bracelet weight for someone who wants the N-42 format with less mass on the wrist |
| Steel N-42 Legacy | 225 g on bracelet, reported in Fratello’s 2023 coverage | The heavier version supplies the same substantial-wear character associated with the steel N-42 |
The cited sources do not establish a different movement or complication set between these two Legacy materials. For the Titanium Legacy, the confirmed specification is Werk 17 with chronograph, day/date and rotating timing bezel.
Size and wrist fit: lighter does not mean small
A 42 mm diameter can understate how much wrist presence this watch has. The 44 mm bezel, 51 mm lug-to-lug span and 15 mm thickness are the more useful figures to consider if a watch tends to overhang your wrist or catch on a cuff. Titanium reduces weight, not those dimensions.
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Repair common Windows errors and clear accumulated junk for a smoother, more stable PC - no reinstall needed.Free scan · no reinstallWeppelink said the titanium model felt lighter than the stainless versions and wore comfortably on his 18.5 cm wrist. In Fratello’s 2023 steel N-42 coverage, the same reviewer said the steel watch sat well on his 19 cm wrist. Those are individual fit observations, not a guarantee for another wrist shape; wrist circumference alone does not describe flatness or the available span across the wrist.
Movement and everyday functions
Fortis Werk 17 is an automatic column-wheel chronograph with a stated 60-hour power reserve. Fratello lists its frequency as 28,800 vibrations per hour and its jewel count as 26. The layout combines central chronograph seconds with 30-minute and 12-hour counters, so the watch can time longer intervals than a simple elapsed-seconds chronograph.
Rank #2
- Dynamic & Functional Design: The dial draws inspiration from aircraft engines, featuring dynamic curved lines that evoke a sense of power and motion. Bold Arabic numerals ensure optimal legibility. A practical date calendar and small seconds sub-dial at 6 o'clock enhance functionality while maintaining sleek aesthetics.
- Lightweight & Durable Titanium Construction: Forged from premium titanium, harmonizes satin-brushed and mirror-polished surfaces to achieve a sophisticated industrial aesthetic. Celebrated for its unparalleled strength-to-density ratio, titanium provides corrosion resistance while remaining lighter than steel. The screw-down caseback ensures reinforced protection.
- Clear AR Coated Sapphire Lens & Super Luminous: Fitted with an anti-reflective sapphire crystal, this titanium watch delivers unmatched clarity and scratch resistance. The watch hands and markers are coated with super-luminous material for easy readability even in low-light conditions.
- Precision Seagull Movement & 10ATM Water-Resistant: Powered by a precise Seagull ST1731 automatic movement, this timepiece ensures accurate timekeeping and long-term reliability. Rated to 10ATM water resistance, the automatic watch withstands daily activities with uncompromising reliability.
- Dual Safety Clasp Design: The secure double-lock clasp ensures your watch stays firmly in place, reducing the risk of accidental slips while delivering both comfort and style. If you have any inquiries about our products, our responsive and expert support team is always ready to assist with tailored solutions.
The day/date display adds calendar utility, while the bidirectional 60-minute bezel provides a separate elapsed-time scale. The bezel is described by Fortis as ceramic and fitted with Super-LumiNova X1. Sapphire crystal has anti-reflective coating on both sides, according to both the brand and reviewer coverage.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.Bracelet details and adjustment
The Titanium Legacy is presented on a three-row Block bracelet with a push-button clasp. Fortis describes the clasp as offering quick fine adjustment, useful for small changes in fit over the day.
Weppelink cautions that removing bracelet links can be tricky because the screws are double-headed. He suggests using two screwdrivers or a Fortis Mirror Tool. That is the reviewer’s practical observation; if you are not equipped to hold both ends securely, a watchmaker or authorized retailer can help avoid damaging the screws or bracelet.
Price and availability
Fortis’s collection page lists the Titanium Legacy on Block bracelet at CHF 5,150 at access in 2026. Fratello’s March 14, 2025 review listed €5,800 including taxes and duties and US$5,360 excluding taxes and duties. These are source- and market-specific listings from different dates and tax treatments, not interchangeable global prices.
Fortis provides a configure/buy route on its collection page, but the cited material does not confirm live inventory for a particular country or dealer. Check local stock, final taxes and delivery terms before ordering.
Quick Recap
Who should consider the Titanium Legacy?
- Consider it if you want the N-42’s chronograph, day/date and 200 m specification in titanium, and value the lower reported bracelet weight over steel.
- Check the fit carefully if 51 mm lug-to-lug or 15 mm thickness tends to overwhelm your wrist or clothing; titanium cannot change the case footprint.
- Compare the steel version if weight is not a concern and you prefer the heavier feel, while remembering that the supplied coverage does not establish a price comparison at the same date and market.
- Confirm the full purchase cost in your region because the documented prices use different currencies and tax treatments.
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.
