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Iron Heart 634S (21 oz.)
The heavyweight icon that helped kickstart a movement. Still one of the best-built, most dependable selvedge jeans out there.
Heavyweight Classic Built to Fade Hard
- 21 oz. Japanese selvedge denim
- Made in Japan
- 1966 501-style straight fit
- Rope-dyed indigo
- Iconic heavyweight fade potential
Read more in our guide to the Best Japanese Jeans … or:
Samurai S710XX (19 oz.)
The S710XX is Samurai’s most iconic slim-straight fit, made from heavyweight 19 oz. denim with serious fade potential. Bold detailing, a clean mid-rise cut, and one-wash comfort make it a top pick for fans of high-contrast wear.
Samurai Sharp and Fade-Focused
- One-wash, ready to wear
- 19 oz. Kiwami selvedge denim
- Made in Japan
- Slim-straight fit with mid rise
- “Katana” silver selvedge ID

Read more in our guide to the Best Japanese Jeans … or:
Big John RARE R009 (15.5 oz.)
A heritage icon from Japan’s first jeans brand. Slim-fitting, shrink-to-fit denim made with proprietary indigo and workwear-grade reinforcements.
Fade-First and Built to Last
- 15.5 oz. selvedge denim from Sakamoto
- Unsanforised with 3–8% shrinkage
- Slim fit with moderate taper
- Proprietary synthetic-natural indigo
- Iron hardware and deerskin details
Read more in our guide to the Best Japanese Jeans … or:

