Every decade has its icons with the cars that filled posters and made headlines. However, just beneath that glossy surface are the ones history forgot. These are the machines that once turned heads, won hearts, and quietly vanished when the spotlight moved on. The 1960s were full of them, too. Yet many still have never earned the recognition they deserve.Today, those overlooked gems are starting to resurface, offering classic-car enthusiasts a chance to own something truly special without the six-figure price tag. One of them, in particular, stood toe-to-toe with the German greats, outclassed its competition in refinement, and disappeared almost overnight.Sixty years later, it might just finally get the recognition it deserved all along. Buckle up, because you're about to meet a forgotten classic and one of the best-kept secrets of the '60s. One Of The '60s Best-Kept Secrets Is Now A Bargain: Meet The 1961 Borgward Isabella via Bring A TrailerWhen you think of '50s and '60s German cars, Mercedes and BMW usually dominate the conversation. However, one small luxury car manufacturer quietly proved there was another contender worthy of attention. Built by the independent automaker Carl F. W. Borgward in Bremen, Germany, the production of the Isabella began in June 1954.You see, the Borgward Isabella served as Borgward's answer to the growing demand for mid-range luxury cars. It was positioned between the practicality of an Opel and the prestige of a Mercedes-Benz, offering refinement and design far above its price tag. The Isabella remained in production in Germany until September 1961, with 202,862 units rolling off the production line.Bring a TrailerOver 200,000 units of Isabella sedans, coupes, and convertibles being produced may sound like a lot. However, few have survived in pristine condition, making clean examples surprisingly rare today. The 1961 model year represents the final evolution before Borgward's sudden bankruptcy, combining the best of the earlier designs with subtle updates to trim, interior materials, and mechanical reliability.While the 1961 Borgward Isabella offered respectable performance for the era, its handling is what truly set it apart from the pack. Reviewers of the day praised its balance, quiet cabin, and unibody construction that gave it a level of composure more common to higher-end marques.Bring a TrailerToday, the 1961 Borgward Isabella stands as one of the best-kept secrets of the 1960s. The Isabella is a car that blended style, innovation, and comfort in a package that never got the recognition it deserved. Where most German classics of the era have skyrocketed in price, the Isabella remains a hidden gem. It's still affordable and as elegant as ever. Plus, it's steeped in the kind of history collectors dream of rediscovering. How Much Is A 1961 Borgward Isabella Worth Today? via Bring A TrailerWhen it rolled off the line in 1961, the Borgward Isabella carried an MSRP of $2,295. When taking inflation into consideration, that's about $24,300 in today's money, which was still a significant chunk of change in the early '60s.Today, J.D. Power notes that the average retail price of a 1961 Borgward Isabella sits at $11,400. In contrast, Hagerty notes that the average sale price of a 1961 Borgward Isabella in "good" condition is $21,500. Of course, premium examples that are highly original, low mileage, and in pristine condition can fetch even more at the auction block.The average auction price of a '61 Isabella is $25,720. Over the last five years, the top sale price of a '61 Isabella up on the auction block was $35,000, while the lowest came in at $12,003. Just take this stunning 1961 Borgward Isabella Coupe, finished in white with red/burgundy accents. With just 49,710 miles on the odometer, this '61 model sold for $35,000 via Bring A Trailer. Under The Hood Of The 1961 Borgward Isabella via Bring A TrailerUnder its graceful lines, the 1961 Borgward Isabella was more than just a pretty face. The '61 Isabella served as a showcase of what German engineering packed into a mid-range car could look like. 1961 Borgward Isabella Specs Under the hood sat a 1.5L inline-four, producing 66 horsepower and about 80 lb-ft of torque. That might sound modest today, but back in the early ’60s, it gave the lightweight Isabella enough punch to cruise comfortably at 85 mph. The Isabella offered a level of smoothness that rivaled larger, more expensive sedans of the era. The powerplant was paired with a four-speed manual transmission, praised for its reliability.While the performance of the Isabella was solid for the early '60s, what really set this car apart was its unibody construction, which was still uncommon in the mid-1950s when the car debuted. While most competitors relied on body-on-frame designs, Borgward engineered a stiffer, quieter platform. An Interior And Exterior That Rivaled Bigger Names via Bring A TrailerOn the outside, the Borgward Isabella leaned into restraint rather than flash, which is exactly why it aged so well. Its clean proportions, long hood, and upright greenhouse gave it a formal, upscale presence that felt more Mercedes than Opel, without resorting to excessive chrome or gimmicky styling.In addition, the subtle trim details, neatly integrated bumpers, and tasteful badging helped the Isabella project a level of refinement that exceeded its price point. The Isabella was a statement that Borgward could build a car that looked every bit as premium as the established German luxury names of the era.The interior reflected the same attention to detail, with a sweeping dashboard, chrome accents, and supportive seats that gave the Isabella an upscale feel without the Mercedes-level price. It struck that rare balance of comfort and character. The Isabella was a true driver’s car disguised as a luxury commuter.For modern gearheads, the appeal is easy to understand. The Isabella offers classic German design, the mechanical simplicity of a vintage four-cylinder, and the driving feel of a more sophisticated badge. More 1960s Forgotten Classic Cars Available at Bargain Prices Today via Bring A TrailerNot every collectible from the 1960s needs six figures and a climate-controlled garage. Beneath the big names like Mercedes, Jaguar, and Porsche are plenty of bargain classics still to be had. That's especially good news for gearheads looking for a bargain because these are still beautifully built cars that time has simply forgotten. Two of the best examples are the 1961 Volvo Amazon and the 1969 Opel GT. 1961 Volvo Amazon Is A Sturdy Classic Bargain via Bring A TrailerWhen it debuted in the late 1950s, the Volvo Amazon, also marketed as the Volvo 122S, set out to prove Swedish cars could be as stylish as they were safe. Produced from 1956 to 1970, Volvo built a total of 667,791 units (Hagerty). However, very few early-'60s examples have survived in pristine shape.The 1961 model was powered by the 1.6L inline-four. The Amazon was good for 53 horsepower and 81 lb-ft of torque. The powerplant was paired to a four-speed manual transmission and could sprint from 0 to 60 mph in 16.6 seconds.The original MSRP of a 1961 Volvo Amazon started at $2,495. Now, six decades later, Classic.com data shows that the average auction price for a '61 Amazon averages just $10,725. For eager gearheads seeking a dependable European classic that can be driven and enjoyed, the Amazon is a near-bulletproof choice. It's proof that timeless design and engineering excellence don't have to cost collector-car money. Meet The 1969 Opel GT via Bring A TrailerIf the Amazon was the sensible side of '60s motoring, the 1969 Opel GT was its dreamy counterpart. The Opel GT was a sleek, pocket-sized sports car that looked like a baby Corvette but carried a German badge. Built from 1968 to 1973, roughly 103,000 units were produced. The majority were sold through Buick-Opel dealers in the United States. Its distinctive "Coke-bottle" styling, pop-up headlights, and low, aerodynamic stance made it one of the most striking small cars of its time.The Opel GT sported a 1.1L engine under the hood, which was good for 60 horsepower and 63 lb-ft of torque. It wasn't built for straight-line speed, but its light weight and balanced chassis gave it the kind of nimble handling that enthusiasts still love today.Bring A TrailerAt launch, the 1969 Opel GT cost about $3,395. Today, Classic.com puts the average auction price of one of these classic cars at just $15,427. This price tag makes it one of the most affordable entry-level vintage sports cars you can buy today. The Opel GT is a car that proves not every head-turner from this decade needs a six-figure badge.In a world where the price of nostalgia keeps climbing, cars like the Borgward Isabella, Volvo Amazon, and Opel GT remind us that classic motoring doesn't have to be out of reach. Whether it's the Isabella's quiet elegance, the Amazon's unshakable durability, or the GT's sculpted flair, these under-the-radar classics still deliver everything that makes vintage cars desirable. And best of all, they do it without the six-figure price tag. For gearheads looking for a classic at a bargain of a price, the best-kept secrets of the 1960s are still waiting. Many of them are parked right where history left them, ready to be rediscovered.Sources: Classic.com,Concept Carz, Curbside Classics, Hagerty, J.D. Power, Practical Motoring.