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IWC Schaffhausen IW378508 Ingenieur Chronograph Racer Ardoise Index Stainless Steel 45mm Automatic

IWC Schaffhausen IW378508 Ingenieur Chronograph Racer Ardoise Index Stainless Steel 45mm Automatic IWC Schaffhausen IW378508 Ingenieur Chronograph Racer Ardoise…

Reference IW378508

Full watch configuration

IWC Schaffhausen IW378508 Ingenieur Chronograph Racer Ardoise Index Stainless Steel 45mm Automatic

$10,399.00

By IWC

Sourced to order. We confirm the watch, condition and final price before purchase. Reference images shown.

Eligible watches: 90-day returns for store credit only. Brand-new watches and other exclusions are final sale. Return terms.

IWC Schaffhausen IW378508 Ingenieur Chronograph Racer Ardoise Index Stainless Steel 45mm Automatic

IWC Schaffhausen IW378508 Ingenieur Chronograph Racer Ardoise Index Stainless Steel 45mm Automatic

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IWC Schaffhausen IW378508 Ingenieur Chronograph Racer Ardoise Index Stainless Steel 45mm Automatic

Catalogue watch price: $10,399.00 USD

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The IWC Schaffhausen Ingenieur Chronograph Racer IW378508 is a 45mm automatic chronograph crafted in stainless steel, featuring a striking ardoise grey index dial and a matching stainless steel bezel and bracelet. Designed for drivers and motorsport enthusiasts, this bold timepiece combines IWC's technical heritage with a dynamic, race-inspired aesthetic that commands attention on any wrist.

What sets reference IW378508 apart is its oversized 45mm case architecture, purposeful ardoise dial, and the motorsport-influenced Racer designation — all hallmarks of a watch built to perform as hard as it looks. Available at Bizak & Co., this is an outstanding opportunity to acquire an iconic IWC sports chronograph at the best price; contact us today to secure yours.

Compare it across every Ingenieur Chronograph Racer reference we carry, or browse the full IWC Schaffhausen collection at Bizak & Co.

Buy this Ingenieur Chronograph Racer, trade in your current watch, or sell us yours. Contact Bizak & Co. to make an offer or request a fair-market valuation.

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The IWC Ingenieur Chronograph Racer IW378508 sits at the intersection of Swiss horological mastery and high-performance motorsport culture. IWC's Ingenieur lineage stretches back to 1955, when the brand introduced a soft-iron inner cage to shield the movement from magnetic fields — a technical innovation that gave the line its enduring engineering identity. The Racer variant pushes that spirit further, translating the adrenaline of circuit racing into a wrist instrument that is as purposeful as it is beautiful.

At 45mm in diameter, the stainless steel case of reference IW378508 makes an uncompromising statement. The brushed and polished surfaces of the case and integrated stainless steel bracelet are finished to IWC's exacting standards, giving the watch a premium presence whether worn trackside or at a business dinner. The stainless steel bezel frames the dial cleanly, its lines echoing the functional architecture of precision instruments found in a racing cockpit.

The ardoise dial — a deep, sophisticated grey with a subtle shimmer — is one of the most desirable dial executions in the Ingenieur Chronograph Racer collection. Index hour markers are applied with precision, providing clear legibility at a glance, while the chronograph subdials are laid out with a motorsport-ready clarity that makes elapsed-time reading intuitive even under pressure. The overall composition is dramatic without being ostentatious, a balance IWC executes with rare confidence.

Powering the IW378508 is an automatic movement, the hallmark of IWC's commitment to mechanical watchmaking. The self-winding architecture means the watch winds itself through the natural motion of the wearer's wrist, ensuring the chronograph is always ready when you need it. IWC's movement finishing and quality control are benchmarks of the Swiss industry, and the Ingenieur Chronograph Racer benefits fully from that heritage.

On the wrist, the 45mm case delivers a bold, masculine presence that resonates with collectors who appreciate sport-luxury watches of serious character. The stainless steel bracelet integrates seamlessly with the case, offering both comfort over long wearing periods and a cohesive, tool-watch aesthetic. This is a watch that wears with authority whether you are behind the wheel, at the wheel of a boardroom, or building a watch collection that tells a story.

Bizak & Co. is proud to offer the IWC Ingenieur Chronograph Racer IW378508 new and at the best price. Our team of watch specialists is available to answer every question about this reference, assist with secure purchase, and ensure a seamless delivery experience. Whether you are buying online or reaching out directly, Bizak & Co. is your trusted source for acquiring this exceptional IWC timepiece.

Technical Details
Reference
IW378508
Model
Ingenieur Chronograph Racer
Movement
Automatic
Case material
Stainless Steel
Bracelet material
Stainless Steel
Dial
Ardoise (Grey) with Index Markers
Case size
45mm
FAQ

1. What makes the IWC Ingenieur Chronograph Racer IW378508 special?
The IW378508 combines IWC's legendary Ingenieur engineering heritage with a motorsport-inspired Racer design, housed in a commanding 45mm stainless steel case. The ardoise grey index dial and integrated stainless steel bracelet give it a sophisticated yet aggressive character that sets it apart from more conventional luxury sports chronographs.

2. What movement powers the IWC IW378508?
Reference IW378508 is powered by an automatic (self-winding) mechanical movement, consistent with IWC's philosophy of fine Swiss watchmaking. The rotor winds the mainspring through wrist motion, keeping the chronograph perpetually ready for use without the need for manual winding under normal wearing conditions.

3. What is the case size of the IWC Ingenieur Chronograph Racer IW378508?
The IW378508 features a 45mm stainless steel case, placing it firmly in the large-sport-watch category. This generous diameter ensures strong wrist presence and contributes to the watch's bold, driver-focused aesthetic.

4. Is the IWC Ingenieur Chronograph Racer IW378508 suitable for everyday wear?
Yes — the stainless steel case and bracelet construction make this watch highly durable and well-suited to daily wear. Its sporty chronograph functionality and robust build quality mean it transitions effortlessly from casual to professional environments, making it an excellent everyday companion for the active watch lover.

5. What color and style is the dial on reference IW378508?
The dial is described as ardoise, a rich, dark grey tone with index hour markers that provide excellent contrast and legibility. This nuanced dial color is a hallmark of the Ingenieur Chronograph Racer and gives the watch a distinctive, upscale appearance that stands out in the stainless sports-watch segment.

6. Is the IWC IW378508 a good buy and how can I purchase it from Bizak & Co.?
The IWC Ingenieur Chronograph Racer IW378508 is a highly regarded reference combining a celebrated model lineage, striking design, and IWC's automatic movement expertise — making it a compelling addition to any serious collection. Bizak & Co. offers it at the best price; visit bizakandco.com or contact our team directly to purchase online or inquire about availability.

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Our five-year Bizak & Co. warranty covers manufacturing defects affecting mechanical operation under normal use, starting on delivery. It is separate from any remaining manufacturer warranty.

Exclusions include accidental damage, misuse, water damage, cosmetic damage, normal wear, loss and theft. Coverage and service availability for vintage or modified watches are confirmed in writing before purchase.

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90-Day Returns for Store Credit

Eligible watches may be returned within 90 days for store credit. Brand-new watches and other exclusions are final sale.

Read eligibility, condition requirements, and exclusions.

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U.S. overnight shipping is $100; international shipping is $500. Dispatch takes 2–3 business days after your wire clears. International transit times vary. Shipping details.

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