Classic Washed Old Tea Core Calfskin Leather 1940s Classic American Retro Lapel Men's Genuine Leather Jacket.

Lets talk about what is a Tea-Core Leather ? 

Spend enough time browsing reproduction leather jackets, boots, or belts, and you’re bound to come across the term “teacore.” No, it’s not a long-lost subgenre of British pensioner punk, it’s a type of leather. But what exactly does it mean?

The word "teacore" comes from the Japanese term 茶芯 (chashin), used to describe leather that’s brown and is then surface-dyed black. The character 茶 (cha) means “tea,” but also can mean the color brown. Meanwhile, 芯 (shin) means "core." So technically, “teacore” just means "brown core”—a more accurate translation might be "brown base"—but the nickname has stuck, and now it’s become its own thing in the heritage menswear world.

Why does teacore matter?

Some people dismiss teacore leather as just another overhyped hipster buzzword. Others treat it like divine mana, an unmatched gift from the leather gods. As with most things, the truth lies somewhere in between.

In the world of reproduction clothing, teacore is a lot like raw or one-wash denim: it’s meant to age with wear. You’re not just using it, you’re watching it evolve. Over time, the black dye wears away, revealing the brown core underneath and building what the heritage world calls “patina.” Technically, patina refers to the oxidized green film that forms on metal like bronze, but in this context, it’s taken on a second life, referring to the unique look leather develops through use and age.

Teacore leather also shows up frequently in vintage pieces we draw inspiration from. Many original garments from the early to mid-20th century used it. 

Handcrafted with precision, this NorthmanPlus bespoke leather jacket is the embodiment of timeless style and artisanal craftsmanship. Cut from premium full-grain leather, it carries a rich, natural patina that only gets better with age.

Designed to your exact measurements, every stitch is tailored for a perfect fit — making it a true one-of-one piece, crafted just for you. The jacket’s clean silhouette, sharp collar, and vintage-inspired finish balance rugged durability with understated elegance.

At NorthmanPlus, we believe luxury should be personal. That’s why we offer bespoke tailoring at no extra cost, ensuring every jacket reflects the individuality of its wearer.

Features:

• 100% handmade from full-grain leather
• Bespoke sizing included at no extra charge
• Durable YKK zippers and fine detailing
• Classic biker 1940s collar iteration with a modern cut
• Built to age beautifully over time

Elevate your wardrobe with a jacket that’s not just worn, but lived in.

MORE DETAILS ON SELF MEASUREMENT -

Size chart has chest size , use the Inch tape to measure your chest size and select the desired size closest size. in case of different size , select made to order option , we'll guide you through.
FOR CUSTOM MADE - In the size Selection - select the made to order option and fill the exact body measurements , your jacket will be at your home within 15-20 days.

(In case Made to Order option is not working , Please write to us at northmanplus@gmail.com - We'll Guide you through every step )
FOR MORE DETAILS on how to self measurements contact us on :
iMessage - +91-995-340-5367

TIME TAKEN - 20-35 DAYS FROM THE DATE OF ORDER TO MAKE A JACKET.

Composition

Lining: Sateen

Outer: Fullgrain Calfskin Leather 100%

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SELF MEASUREMENT GUIDE -