How many cards are in 1999 Upper Deck Wonder Years?

Our Baseball price guide lists 12 cards for 1999 Upper Deck Wonder Years, 12 of them with live market prices.

What is the most valuable card in 1999 Upper Deck Wonder Years?

The most valuable card in 1999 Upper Deck Wonder Years is Ken Griffey Jr. [Double] #WY10 at $663 in PSA 10 ($40.00 raw).

Is Ken Griffey Jr. [Double] #WY10 worth grading?

A PSA 10 Ken Griffey Jr. [Double] #WY10 sells for $663 vs $40.00 raw — a 17× premium. That gap is what makes grading a well-centered, clean copy worthwhile.

When was 1999 Upper Deck Wonder Years released?

1999 Upper Deck Wonder Years was released in 1999.

Baseball set

1999 Upper Deck Wonder Years Checklist & Card Prices

Baseball199912 cards12 pricedUpper Deck Wonder Years

1999 Upper Deck Wonder Years (Baseball) has 12 cards in our price guide, 12 of them with live market values. The most valuable is Ken Griffey Jr. [Double] #WY10 at $663 in PSA 10 ($40.00 raw). Across the set, PSA 10 copies total $1.7K and raw copies $131.

Cards: 12
With prices: 12
PSA 10 total: $1.7K
Raw total: $131
Avg gem premium: 20×
Top card: $663

Most valuable cards

The 12 highest-value cards in 1999 Upper Deck Wonder Years, ranked by PSA 10 price (best graded or raw where no PSA 10 sale exists).

Ken Griffey Jr. [Double] #WY10

Raw $40.00PSA 10 $663

Cal Ripken Jr. [Double] #WY23

Raw $9.99PSA 10 $239

Barry Bonds [Double] #WY4

Raw $8.02PSA 10 $199

Alex Rodriguez [Double] #WY24

Raw $6.00PSA 10 $156

Derek Jeter [Double] #WY12

Raw $22.35PSA 10 $140

Chipper Jones [Double] #WY15

Raw $5.00PSA 10 $135

Mark McGwire [Double] #WY19

Raw $7.13PSA 10 $79.99

Juan Gonzalez [Double] #WY9

Raw $2.50PSA 10 $69.30

Frank Thomas [Double] #WY26

Raw $10.33

Greg Maddux [Double] #WY17

Raw $7.49

Randy Johnson [Double] #WY13

Raw $6.93

Manny Ramirez [Double] #WY22

Raw $5.00

Best cards to grade

Juan Gonzalez [Double] #WY9 shows the biggest jump in 1999 Upper Deck Wonder Years: $2.50 raw to $69.30 in PSA 10, a 28× premium. Ranked by PSA 10 price ÷ raw price; only cards with a PSA 10 value of $20 or more are shown.

Full checklist

All 12 cards we track from 1999 Upper Deck Wonder Years, with the latest raw and graded market values. Tap any card for its full price history.

Card	Raw	PSA 9	PSA 10	CGC 10	BGS 10
Alex Rodriguez [Double] #WY24Alex Rodriguez	$6.00	$32.63	$156	$93.00	$202
Barry Bonds [Double] #WY4Barry Bonds	$8.02	$44.00	$199	$119	$258
Cal Ripken Jr. [Double] #WY23Cal Ripken Jr.	$9.99	$47.65	$239	$143	$311
Chipper Jones [Double] #WY15Chipper Jones	$5.00	$28.86	$135	$81.00	$175
Derek Jeter [Double] #WY12Derek Jeter	$22.35	$52.00	$140	$84.00	$182
Frank Thomas [Double] #WY26Frank Thomas	$10.33	—	—	—	—
Greg Maddux [Double] #WY17Greg Maddux	$7.49	—	—	—	—
Juan Gonzalez [Double] #WY9Juan Gonzalez	$2.50	—	$69.30	$42.00	$90.00
Ken Griffey Jr. [Double] #WY10Ken Griffey Jr.	$40.00	$79.27	$663	$398	$861
Manny Ramirez [Double] #WY22Manny Ramirez	$5.00	—	—	—	—
Mark McGwire [Double] #WY19Mark McGwire	$7.13	—	$79.99	$48.00	$104
Randy Johnson [Double] #WY13Randy Johnson	$6.93	—	—	—	—

Players in this set

All Baseball players →

About this set

1999 Upper Deck Wonder Years is a Baseball set from 1999. Midpoint tracks 12 cards from it, 12 with market prices from recent sales and 8 with a PSA 10 value. The set's most valuable card is Ken Griffey Jr. [Double] #WY10 at $663 in PSA 10 ($40.00 raw). Priced raw copies add up to $131, and PSA 10 copies to $1.7K. On average a PSA 10 sells for 20× the raw price across the set's graded cards.

Frequently asked questions

How many cards are in 1999 Upper Deck Wonder Years?: Our Baseball price guide lists 12 cards for 1999 Upper Deck Wonder Years, 12 of them with live market prices.
What is the most valuable card in 1999 Upper Deck Wonder Years?: The most valuable card in 1999 Upper Deck Wonder Years is Ken Griffey Jr. [Double] #WY10 at $663 in PSA 10 ($40.00 raw).
Is Ken Griffey Jr. [Double] #WY10 worth grading?: A PSA 10 Ken Griffey Jr. [Double] #WY10 sells for $663 vs $40.00 raw — a 17× premium. That gap is what makes grading a well-centered, clean copy worthwhile.
When was 1999 Upper Deck Wonder Years released?: 1999 Upper Deck Wonder Years was released in 1999.

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