VINTAGE c1990s PING KARSTEN YELLOW & GREEN TEST EXPERIMENTAL "U" EYE 2 GOLF BALL

(Ball Grading Level Chart (below) - different than eBay & Others)Approximate Age: 25 + Years OldApproximate Decade: c.1990sBall Cover Gloss: Excellent Ball Cover Wear: Very Light - LightSurface Marks: Very Light - LightVery Light Marks: YESLight Marks: YESMedium Marks: NODeep Marks: NOCover "Bumps": NOAge Toning: NO"Historical Dirt": YES - "HISTORICAL PING EXPERIMENTAL TEST MARKS"Other PING Ball Notes:ORIGINALEXTREMELY EARLY PING PRODUCTIONSCARCEPLEASE NOTE THE FOLLOWING: 1) ORIGINAL PING GREEN & YELLOW 2 COLOR EYE 2 EXPERIMENTAL TESTING "PROTOTYPE" GOLF BALL2) ORIGINAL PING GREEN & YELLOW EXPERIMENTAL TESTING EYE 2 PROTOTYPE WITH EYE 2 "U" POLE STAMPS BALLa) TRADITIONAL "U" STAMP ON GREEN HALF OF 2 COLOR EQUATOR LINEb) TRADITIONAL "U" STAMP ON YELLOW HALF OF 2 COLOR EQUATOR LINEc) SOMETIMES - PING HAD NO STAMPS, ONLY 1 STAMP OR NO STAMPS ON VERY EARLY BALLSORIGINAL PING "NON - PING STAMP" ON MAJOR POLE HALF SIDES OF EXPERIMENTAL TEST 2 COLOR BALL ORIGINAL PING "NON - KARSTEN STAMP" EXPERIMENTAL TESTING PROTOTYPE 2 COLOR EYE 2 GOLF BALLORIGINAL & VERY EARLY PRE - PING EYE 2 MARKET LAUNCH EXPERIMENTAL TESTING PROTOTYPE GOLF BALLORIGINAL PING EXPERIMENTAL TESTING MARKS & WEAR & BALL AGINGEXTREMELY RARE - SCARCE IN ANY PING BALL CONDITIONEXTREMELY DIFFICULT 2 FIND GREEN (DARK HALF COLOR) IS "INVERTED" & ROTATEDKarsten's PING Golf Ball is Fully Rotated to show the Following:                         (all golf ball listings, except Production Box or Sealed Sets)                                                                  Light ReflectionPING Ball GlossPING Ball MarksPING Ball ColorsPING Multi-ColorsPING Equator LinePING Letter ColorsPING Dimple PatternPossible LOUISE StampPossible KARSTEN StampPossible PING EYE StampPossible PING EYE 2 StampPossible PING EYE "A" Production StampsPossible PING EYE 2 "U" Production StampsAny Possible PING Production or Display Marks* Some PING Balls have 1 - 2 or No "A" or "U" Production Stamps** Some Very Early PING Balls have "Rough, Uneven or Sharp" Equator Lines*** Some Very Early PING Balls haveDifferent Production Paint Process Systems*** "Equator" - Production Seam Line - 2 Color Line - Circumference - Middle of PING Ball* Karsten's Full 1st Name will not be "Inverted" in Listing PicturesKARSTEN - NORWAY & U.S.A.NORGE - NORWAYHEI - HALLO 2 NORGETAKK SKAL DU HAPLEASE VIEW ALL 10 - 12 "SUPER ZOOM LENS" PICTURES:1) BALL CONDITION2) ALL 6 SIDES OF GOLF BALL3) POSSIBLE BALL MARKS & WEAR4) FULL ROTATION OF ENTIRE GOLF BALL5) EBAY'S "ZOOM & MAGNIFIER" IN ALL FUTURE LISTINGSApproximate Golf Ball Conditions:AAAAA #8 - MINT > New or Near NewAAAA #7 - NEAR MINT > Very Minor - Minor MarksAAA #6 Excellent > Very Small or Possible Light Marks AA #5 Very Good > Very Light Marks & WearA #4 Good > Light Marks & Wear, Possible Spots or Discoloration B Fair #3 > Light & Deep Marks, Possible Spots or DiscolorationC #2 Fair - Poor > Deep Marks & Wear, Discoloration, Scuffs D #1 Poor > Very Rare Items Only or "Flew the Golf Course & Passing to another Place"U.S.A. SHIPMENTS:USPS Calculated Shipping              orUSPS Priority ShippingUSPS Calculated Shipping            orUSPS Priority ShippingUSPS Calculated Shipping            orUSPS Priority Shipping