GDG Watches - Luxury Timepieces for Every Occasion

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Interkosmos Jahn

Own a Piece of Time: Limited Edition, Unlimited Prestige

Automatic

Sapphire Coated

Water Resistance

Made In Germany

3 Years Warranty

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Free Shipping on purchases of $100 or more

Made In Germany

TECHNICAL SPECIFICATIONS

Movement

Automatic — powered by Miyota 9015.

Dial & Caseback

Matte color with the Interkosmos emblem.

Crystal

Scratch-resistant sapphire-coated glass.

Band Material

20mm Stainless Steel — rivet-style, brushed finish.

Water Resistance

100m

Case Thickness

Black 9.80mmm | Original 11.80mm

Case Material

Solid Stainless Steel.

Crown

Screw-in crown, adding extra water resistance.

Assembly

Assembled in Germany.

Buckle

Folding Clasp (push button).

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65 Years of Expertise

Authenticity Guaranteed

5-Star Service

Trusted by Thousands

Global Reach

I had a fantastic experience

“Recently purchased this watch from GDG. Harry was wonderful to work with and gave us excellent personal service. His selection of watches is outstanding. If you are looking for a new watch, definitely take a look at what he has to offer, you won't be disappointed.”

Wendy Chaytor

A testimonial

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Wendy Chaytor

A testimonial

Add customer reviews and testimonials to showcase your store’s happy customers.

Wendy Chaytor

A testimonial

Add customer reviews and testimonials to showcase your store’s happy customers.

Wendy Chaytor

Honoring History: Limited Edition Craftsmanship

This timepiece is a rare blend of heritage and craftsmanship. Every TUW Ruhla Interkosmos comes with a 3-Year Warranty and 30-Day Money-Back Guarantee, underscoring GDG’s commitment to quality and authenticity. Own a piece of history, crafted to endure.

Fast Shipping

Risk-Free Returns

3-Year Warranty

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Two Timeless Shades,One Enduring Legacy

Each shade tells a story—discover the one that speaks to you.

2 total reviews

Interkosmos Jahn Black

€387,95

1 total reviews

Interkosmos Jahn Limited

€387,95

Explore the Unique Craftsmanship of THE Interkosmos Jahn

The Interkosmos Jahn pays tribute to the iconic timepiece worn by German astronaut Sigmund Jahn on his space journey, meticulously recreated by TUW Ruhla with his endorsement. Discover the details that make this limited-edition model a standout.

Historical Significance

A collector's timepiece honoring Sigmund Jahn, the first German cosmonaut and TUW Ruhla ambassador. This limited edition watch commemorates his historic 1978 Soyuz 31 mission and celebrates the legacy of German watchmaking. Each piece represents a unique blend of space exploration heritage and horological excellence, making it an exceptional collector's item.

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GDG Watches Quality Assurance

Authenticity Guarantee

With over 65 years in the industry, GDG Watches has built trusted relationships with some of the world’s most prestigious watch brands. Every GDG Watch is sourced directly from these recognized names, ensuring 100% authenticity and exclusivity.

Rigorous Inspection Process

Our commitment to quality goes beyond sourcing. Each GDG watch undergoes a meticulous inspection process to ensure that it meets the highest standards in craftsmanship, performance, and durability. From precision testing to detailed quality checks, we leave no aspect unchecked so you receive a watch of exceptional quality.

Professional Servicing

With our professional servicing, GDG Watches is dedicated to keeping your timepiece in pristine condition. Our expert team offers comprehensive maintenance, including precision adjustments and part replacements, using only the best tools and techniques to extend the life of your watch.

Comprehensive Warranty

Every GDG watch comes with a robust 3-year warranty, covering parts and craftsmanship. We stand behind our products with confidence—if you experience any issues, our warranty ensures support and service, so you can enjoy your watch with complete peace of mind.

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GDG: A Legacy of Craftsmanship and Authenticity

GDG Watches was born out of a passion for unique timepieces that tell a story. With over 65 years in the industry, we’ve built a reputation for delivering authentic, high-quality watches from the world’s most respected brands. Our commitment to quality, exclusivity, and timeless design has earned the trust of thousands of satisfied customers worldwide.

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