The baseball card boom of the late 1980s and early 1990s produced some exceptionally rare and valuable rookie cards that have stood the test of time in terms of their desirability and value. While the euphoria of the junk wax era flooded the market with mass-produced cardboard, a select few rookie cards managed to stand out for their historical significance and the all-time greatness of the players depicted. Now decades later, these rare 1980s and 1990s rookie cards routinely sell for tens of thousands and even hundreds of thousands of dollars.

Perhaps the most iconic and valuable baseball card of the 1990s is the Ken Griffey Jr. Upper Deck rookie card from 1989. Widely considered the best all-around player of his generation, Griffey was an overnight sensation as a teenager with the Seattle Mariners. His rookie card capture his initial hype and is one of the most recognized baseball cards ever made due to its innovative Upper Deck design. In mint condition, Griffey’s rookie now sells for $50,000-$100,000 depending on grading. The record sale came in 2016 when a PSA Gem Mint 10 graded copy sold for an astounding $220,000, emphasizing Griffey’s legendary player status as well as the highly desired nature of his rookie introduction to the card-collecting world.

Another cornerstone 1990s rookie that now fetches huge prices is the 1992 Bowman’s Best Refractor of Chipper Jones. As one of just 10 known copies in pristine Gem Mint condition, Jones’ refractors have achieved six-figure prices in recent years. In 2016, a PSA 10 Jones refractor pulled in an even $100,000 to set the record and reaffirm its standing as one of the rarest modern sports cards. Like Griffey’s iconic 1989 Upper Deck card, Jones’ rocky introduction established itself as synonymous with one of the game’s modern greats in Atlanta.

The 1990 Score Ken Griffey Jr. rookie card also occupies rarefied air among collectors. Often considered the best design of Griffey’s various rookies, the 1990 Score issue has a clean, classic look that resonates with fans even today. High-grade versions in Mint or near-Mint condition have sold for $20,000, while the record is held by a 2006 auction where a PSA 9 copy achieved $31,800. The 1990 Score Griffey encapsulates the “Kid’s” momentous arrival and huge fanfare, making it virtually indispensable for any elite baseball card collection from the late 20th century.

The late 1980s/early 1990s also produced the legendary rookie cards of Barry Bonds. Specifically coveted are the 1986 Topps Traded and 1987 Topps versions, which hold a special place in documenting Bonds’ ascension into arguably the game’s greatest hitter of all time. Graded examples of Bonds’ 1986 Topps Traded have sold for over $10,000 in high grades like PSA 9, while his iconic 1987 Topps that puts “Bonds” across its faceplate has exceeded $20,000 in Gem Mint 10 condition according to recent auction results. The rarity and significance of Bonds’ Topps rookies perfectly illustrate why he’s one of the most polarizing yet statistically untouchable players in MLB history.

The 1988 Score Sammy Sosa rookie card is equally renowned among collectors seeking one of the most impactful Chicago Cubs. Widely considered Sosa’s best and most aesthetically pleasing card as a rookie, the 1988 Score issue nicely portrays the promise of his early power abilities in Texas. High-grade Sosa rookies have sold for $10,000 across multiple auction houses since 2010, though one in 2012 established a record when a PSA 10 gem was prized for $24,000. Not only does Sosa’s 1988 card capture the dawn of his career, but it reminds fans of one of baseball’s most entertaining players who smashed some of its most iconic home run milestones.

The 1990 Upper Deck Frank Thomas rookie is among the most expansive representing the “Big Hurt” at his beginning with the Chicago White Sox. With clean looks granting clear glimpses of Thomas’ rookie athleticism, Upper Deck nailed the presentation. Graded copies range from $5,000-$12,000 depending on condition, while a sole PSA 10 recently realized $30,000. The 1990 UD encapsulates Thomas’ brute strength and dominance for which he’ll always be remembered on the South Side.

While the late 1980s/early 90s vintage is most prized, Derek Jeter’s 1992 Bowman paper rookie should also be highlighted. As one of sports’ most influential icons, Jeter’s rookie status cannot be understated for legions of Yankee fans. PSA 9s have reached $7,500 lately in the marketplace. Meanwhile, the immense rarity and aesthetic perfection of his 1992 Bowman Chrome Refractor rookie that only exists in the single digits have propelled values well over $100,000 when a PSA 10 sold in late 2016. No collection of the era is truly complete without the Captain’s initiation into pinstripes on cardboard.

Other notables that consistently command five-figure prices for graded Mint specimens include 1989 Topps Traded Ken Griffey Jr., 1989 Bowman Barry Bonds, 1992 Ultra Chipper Jones, 1992 Bowman Derek Jeter, 1992 Stadium Club Ken Griffey Jr., 1993 SP Derek Jeter, 1993 Finest Refractors of Alex Rodriguez and Derek Jeter, and 1994 SP Alex Rodriguez. Each serves as a can’t-miss cornerstone for investors seeking the most influential athletes and best-condition specimens from the 1980s-90s explosion.

While the junk wax era flooded the market with mass quantities of cardboard, savvy collectors paid close attention to the true blue-chip rookies that showcased tomorrow’s all-time greats. Their foresight in snatching pristine examples of stars like Griffey, Bonds, Thomas, Jones, Jeter, Sosa, and Rodriguez has paid off mightily. As each transcended expectations on the field and catapulted to all-time performance heights, demand and values for their rookie cards followed suit accordingly. Today, the cream of the 1980s and 1990s rookie crop represents not just a player’s early days, but a solid long-term investment proven by the records continually falling at auction. Their staying power emphasizes how certain cards manage to gain esteem with time instead of losing relevance like so much other “junk wax” from the era.