Collection timeline

1999

   Winter Coats - Fall/Winter	

2000

   Samba - spring
   Babes In Toeland - summer		
   Mad About Hues - Fall/Winter		
   Pure Platinum			
   Tropical Escape (normal bottles, had old-style ChG logo)

2001

   China Rain - Spring/Summer (normal bottles, had old-style ChG logo)
   Babes In Toeland 2 - Summer
   African Safari - Fall/Winter
   Gold Diggin' Divas (old bottles; had logo)
   In The Mood (old bottles; had logo)
   Wizard Of Ooh Ahz (original) (old bottles; had Wizard of Ooh-Ahz logo) released after Gold Diggin' Divas 

2002

   Bali Bliss - Spring/Summer (normal bottles)
   Babes In Toeland 3 - summer	
   Aroma Café - fall (old bottles; had aroma café logo)
   Crown Jewels - Winter (normal bottles)
   Coral Reef (old bottles; had coral reef logo)

Caribbean Temptation sometime between Fall 2003 and Winter 2002

2003

   Babes In Toeland 4 - summer		
   Bohemian Chic - fall		
   French Bliss - spring		
   Sun Glaze		

Crème Couture between Fall 2003 and Spring/Summer 2004 - probably early 2004

2004

   Monte Carlo - Spring/Summer
   Glass Slipper - summer
   Fashion Fairy 4th quarter		
   Fashion Lounge		
   Patent Leather II I don't know why my notes say 2004, from the numbers it looks like 2005	
   Wedding Diva		

2005

   Down Under		
   Flirt - Spring/Summer		
   Martini Pedicure - summer		
   Nervy Neons		
   Urban Chic - late in the year	
   Voodoo, That U Do - Spring/Summer	

2006

   Excetionally Gifted			
   Fiji Fling - Spring/Summer
   Guilty Pleasures - Fall		
   Joy To The Girl - Winter		
   Kaleidoscope
   Tequila Toes - Summer		
   We Adorn You - Fall/Winter		
   Wow Factor - summer	

2007

   Blush
   Fine Wines And Chocolates - Christmas		
   Lubu Heels
   Metallics Platinum Series - fall		
   Minerals			
   Ski - Winter		
   Something Blue			
   Spread The Love - Valentine's Day, ALL REPROMOTES
   Surf - Summer		
   X Anniversary - Fall	

2008

   Bahama Blues - Winter		
   Ecollection - Spring		
   Ink - Summer		
   OMG - Spring		
   Operation Colour - Winter		
   Rodeo Diva		
   Sexy Sport - Summer	

2009

   Khrmoe - Fall/Winter		
   Kicks - Summer		
   Loves You Snow Much - Christmas		
   Retro Diva - Fall		
   Romantique - Spring		
   Specialty Colors			
   Spellbound - Halloween		
   Summer Days - Summer		
   What's Your Color? - fall		
   Wizard Of Ooh Ahz Returns - Winter	

2010

   Awakening - Halloween		
   Fight Like A Woman - BCA		
   Poolside - Summer		
   Rainbow Of Hope
   Tis The Season To Be Naughty And Nice - Christmas		
   Treasures - winter, ALL REPROMOTES
   Up & Away - Spring		
   Vintage Vixen - Fall	

2011

   Anchors Away - Spring		
   Crackle Glaze		
   Crackle Glaze Metals		
   Eye Candy 3-D Glitters	
   Haunting - halloween		
   Island Escape - Summer		
   Let It Snow - Christmas		
   Metro - Fall		
   Tronica	

2012

   Electropop - spring		
   Prismatic Chroma Glitters - spring		

Moisturize In Color post-2010, ALL REPROMOTES

One In Three post summer, BCA, ALL REPROMOTES released after Wedding Diva and Exceptionally Gifted and Sexy sport which was summer 2008

Unnamed outer space glitter collection pre-2001, normal bottles, had old-style ChG logo

Patent Leather pre-2004

Visions Of Grandeur pre-2007

All Decked Out Christmas, ALL REPROMOTES of core polishes that were released pre-2000

Classic Chromes had the Classic Chromes logo

Denim And Diamonds had the D&D logo

Fun In The Sun post-2009, ALL REPROMOTES from 2009 Specialty collection

Holiday Hotties Christmas, ALL REPROMOTES of core polishes that were released pre-2000

Immaterial Gurl

Patent Leather In The City post-2004, probably after both other Patent Leather collections

Platinum Series AFTER both pure platinum and samba because it includes polishes from those collections

Sealed With A Kiss post-2009, unless Trophy Wife was a repromote from the Specialty Collection

Sleigh Ride

Soft Shades

Under The Mistletoe after spring/summer 2004

Unnamed Christmas Collection