Improved Gem 1930s Half Gallon – A Timeless Canadian Classic
A Rare Piece of Mason Jar History
Elegant, functional, and truly Canadian, the Improved Gem Half Gallon is a 1930s treasure that embodies the charm and quality of a bygone era. Exclusively produced in Canada, Gem jars were designed for superior storage, canning, and everyday use, and their legacy continues today.
This 1.66L half-gallon jar is ideal for pantry staples like flour, oats, and dried goods, or for displaying keepsakes and seasonal décor. Its smooth glass body, paired with a beautifully embossed script logo, makes it a statement piece for any vintage collection or kitchen setup.
Why You’ll Love It:
✔ Authentic 1930s Canadian Gem Jar – A true vintage rarity.
✔ Generous Half-Gallon Size – Perfect for bulk storage, display, or canning.
✔ Timeless Script Logo – Beautifully embossed "Improved Gem – Made in Canada."
✔ Gem Mouth Versatility – Works with vintage and modern gem lids (glass or metal).
Whether you're curating a vintage collection, organizing your kitchen in timeless style, or adding a nostalgic touch to your home, this Improved Gem Half Gallon is a piece of history worth preserving.
Approximate dimensions:
Height -8 5/8 incheshigh without the lid.
Diameter -4 inches in diameter at the widest point.
Volume -1.66 Litre / 53oz to the neck of the jar.
Each jar is inspected and guaranteed free of cracks and rust. Due to their vintage nature, embossing depth may vary slightly.
'Flea bites', tiny chips in the rim, threding, neck or embossing of the jar are considered normal for a vintage jar and may be present as long as they don't hinder the safe use of the jar.
This listing is for one jar. Lids sold separately – choose your perfect match from our wide mouth jar lids collection.
Not sure about sizes?Check out our size guide to find the perfect fit.
* mouth size * imperial name * liquid measurements in ounces *
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