I sent the ball to Beckett and as you can see they certified it. It has both holograms that you can follow for more info.
![Rare Ken Griffey Jr 600th Home Run Game Used Ball Autographed Beckett](https://images-na.ssl-images-amazon.com/images/I/71q4SnNLiJL._AC_UL600_SR600,600_.jpg)
Ken Griffey Jr Autographed Hall of Fame HOF 16 Signed Baseball
![Rare Ken Griffey Jr 600th Home Run Game Used Ball Autographed Beckett](https://image.isu.pub/211004063251-2e4adbb2d7d981e3ad0d3e6cbdb59147/jpg/page_1.jpg)
fr56u yjt by koledadelosaz - Issuu
![Rare Ken Griffey Jr 600th Home Run Game Used Ball Autographed Beckett](https://preview.redd.it/kkitmzpy3tv71.jpg?width=3024&format=pjpg&auto=webp&s=b185acdb7e50114752fd9a74a71178fef4a846e6)
Anyone have a weird autograph experience? Got this signed around
![Rare Ken Griffey Jr 600th Home Run Game Used Ball Autographed Beckett](http://www.zeprock.com/ZC/OBCH-3.jpg)
Zeprock Collection
![Rare Ken Griffey Jr 600th Home Run Game Used Ball Autographed Beckett](https://ansel.frgimages.com/seattle-mariners/ken-griffey-jr-seattle-mariners-autographed-1989-donurss-rated-rookie-silver-ink-number-33-beckett-fanatics-witnessed-authenticated-rookie-card_ss5_p-200677294+u-wfuflfsbes21vnouzczp+v-fovjfzsinhycv4pdwur7.jpg?_hv=2&w=340)
MLB Ken Griffey Jr. Signed Trading Cards, Collectible Ken Griffey
![Rare Ken Griffey Jr 600th Home Run Game Used Ball Autographed Beckett](https://sabrbaseballcards.files.wordpress.com/2022/12/3cc2d8fd-1bf7-4c27-a686-6ba5e3cfa0f3.jpeg?w=840)
Death and Taxes and Baseball Card Litigation [Part IV, 1996
![Rare Ken Griffey Jr 600th Home Run Game Used Ball Autographed Beckett](https://hindman-production.s3.amazonaws.com/uploads/published_image/the_image/1353459/large_300891-1_1.jpg)
A Ken Griffey Jr. 600 Signed Autograph 600 Home Run Cincinnati
![Rare Ken Griffey Jr 600th Home Run Game Used Ball Autographed Beckett](https://p1.liveauctioneers.com/6239/207923/105832084_1_x.jpg?height=600&quality=95&version=1623857509&width=600)
Wheaties 2001 Barry Bonds Uncut
![Rare Ken Griffey Jr 600th Home Run Game Used Ball Autographed Beckett](https://m.media-amazon.com/images/I/51kxRKanh0L._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOURANDHALF%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA6%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Ken Griffey Jr Autographed Hall of Fame HOF 16 Signed Baseball