Cobalt blue glass no matter how old it is has always been a very popular color for depression glass collectors.  Many depression era bottles, decanters , candy dishes were often made with this beautiful deep blue color.
cobalt blue vase, in excellent cond.!6 in.thick glass, folded edges, very pretty.

cobalt blue vase, in excellent cond.!6 in.thick glass, folded edges, very pretty.

Price: $10.00 (0 Bids)
Time Left: 1h 15m
"Cobalt Blue~Art Glass" ground bottom ruffled bowl

"Cobalt Blue~Art Glass" ground bottom ruffled bowl

Buy It Now: $25.99
Time Left: 1h 24m
Corning Pyrex Enhancements Cobalt Blue 2 Mugs

Corning Pyrex Enhancements Cobalt Blue 2 Mugs

Buy It Now: $6.00
Time Left: 1h 54m
Vintage Depression Green and Cobalt Blue Carnival Glass Candy Dish

Vintage Depression Green and Cobalt Blue Carnival Glass Candy Dish

Price: $19.95 (0 Bids)
Time Left: 2h 6m
RARE H.ATLAS COBALT BLUE GLASS 82OZ PITCHER-SPANISH DANCERS

RARE H.ATLAS COBALT BLUE GLASS 82OZ PITCHER-SPANISH DANCERS

Buy It Now: $39.99
Time Left: 2h 48m
LARGE DECORATIVE FRUIT PUNCH BOWL cobalt blue tint

LARGE DECORATIVE FRUIT PUNCH BOWL cobalt blue tint

Price: $8.95
Buy It Now: $15.00
Time Left: 2h 59m
FENTON~VINTAGE~COBALT BLUE CARNIVAL GLASS~LEAF CHAIN ~BEARDED BERRY EXTERIOR

FENTON~VINTAGE~COBALT BLUE CARNIVAL GLASS~LEAF CHAIN ~BEARDED BERRY EXTERIOR

Price: $80.00 (0 Bids)
Time Left: 3h 12m
Vintage Deep COBALT BLUE Vase CUT TO CLEAR CRYSTAL Bavaria Germany WOW Heavy

Vintage Deep COBALT BLUE Vase CUT TO CLEAR CRYSTAL Bavaria Germany WOW Heavy

Buy It Now: $84.99
Time Left: 3h 14m
COBALT BLUE 4 LEGGED BOWL WITH SCALLAPED LACE PATTERN 5 1 2 inches diameter

COBALT BLUE 4 LEGGED BOWL WITH SCALLAPED LACE PATTERN 5 1 2 inches diameter

Price: $8.99
Buy It Now: $9.99
Time Left: 3h 30m
Heisey by Imperial Airedale or Champ Terrier Figurine Cobalt Blue

Heisey by Imperial Airedale or Champ Terrier Figurine Cobalt Blue

Price: $99.99
Buy It Now: $129.99
Time Left: 3h 52m
Cobalt Blue 22k Gold Hand Painted Pair of Vases Gambles Import Corp Japan

Cobalt Blue 22k Gold Hand Painted Pair of Vases Gambles Import Corp Japan

Buy It Now: $59.99
Time Left: 3h 54m
Gorgeous Cobalt Blue Glass Lattice Edge 8" Plate

Gorgeous Cobalt Blue Glass Lattice Edge 8" Plate

Price: $9.99 (0 Bids)
Time Left: 4h 19m
COBALT BLUE HAND BLOWN GLASS BASKET W CLEAR HANDLE

COBALT BLUE HAND BLOWN GLASS BASKET W CLEAR HANDLE

Price: $19.38 (2 Bids)
Time Left: 4h 28m
1930s Hazel Atlas Cobalt Blue Glass Moderntone 7" Plate Nice

1930s Hazel Atlas Cobalt Blue Glass Moderntone 7" Plate Nice

Buy It Now: $11.99
Time Left: 4h 32m
MOSSER Brilliant COBALT Blue EYE WINKER Spooner

MOSSER Brilliant COBALT Blue EYE WINKER Spooner

Buy It Now: $24.99
Time Left: 4h 34m
Shot Shooter * COBALT BLUE * Bar Glass SOUTHERN COMFORT

Shot Shooter * COBALT BLUE * Bar Glass SOUTHERN COMFORT

Buy It Now: $7.49
Time Left: 4h 35m
Old Cobalt Glass Blue Decanter ( NICE)

Old Cobalt Glass Blue Decanter ( NICE)

Price: $14.95
Buy It Now: $40.00
Time Left: 4h 49m
Unusual Cobalt Lt. Blue Glass Votive Tealight in Black Wrought Iron Stand

Unusual Cobalt Lt. Blue Glass Votive Tealight in Black Wrought Iron Stand

Buy It Now: $29.99
Time Left: 5h
Vintage Cobalt Blue Bottle Hazel Atlas

Vintage Cobalt Blue Bottle Hazel Atlas

Price: $10.00 (0 Bids)
Time Left: 5h 13m
Cobalt Blue Vintage Beaded Scalloped Lip Vase

Cobalt Blue Vintage Beaded Scalloped Lip Vase

Price: $6.99 (0 Bids)
Time Left: 5h 15m
Cobalt Blue Relish Dish Footed

Cobalt Blue Relish Dish Footed

Price: $9.99 (0 Bids)
Time Left: 5h 31m
COBALT BLUE ART GLASS BASKET CLEAR GLASS HANDLE

COBALT BLUE ART GLASS BASKET CLEAR GLASS HANDLE

Buy It Now: $25.00
Time Left: 5h 39m
6 VINTAGE ARCOROC COBALT BLUE GLASS COCOON SAPPHIRE SALAD DESSERT PLATES

6 VINTAGE ARCOROC COBALT BLUE GLASS COCOON SAPPHIRE SALAD DESSERT PLATES

Buy It Now: $44.99
Time Left: 5h 39m
24 PIECES COBALT BLUE DINNERWARE - GUC - MEXICO

24 PIECES COBALT BLUE DINNERWARE - GUC - MEXICO

Buy It Now: $49.99
Time Left: 5h 40m
Cobalt Blue Glass Cat Candy Dish Trinket Box

Cobalt Blue Glass Cat Candy Dish Trinket Box

Buy It Now: $12.95
Time Left: 5h 44m
Hazel Atlas Moderntone Cobalt Blue 5 7 8 inch Sherbert Plate, Set of 3, grade A

Hazel Atlas Moderntone Cobalt Blue 5 7 8 inch Sherbert Plate, Set of 3, grade A

Price: $4.00
Buy It Now: $4.40
Time Left: 5h 53m
Hazel Atlas Moderntone Cobalt Blue 5 1 2 inch saucer, Set of 2 Great Condition!

Hazel Atlas Moderntone Cobalt Blue 5 1 2 inch saucer, Set of 2 Great Condition!

Price: $3.00
Buy It Now: $3.30
Time Left: 5h 53m