Nomos Glashütte Tetra Tetra Die Unerreichbare / Closed Case Back
Reference 427
About this watch
The Nomos Glashütte - 427 Tetra Die Unerreichbare is a stunning timepiece that embodies the perfect blend of sophistication, precision, and luxury. Its striking silver sunburst finish exudes a sense of elegance and simplicity, making it a statement piece for any watch enthusiast. The square stainless steel case measures just 27.50 mm in diameter and 6.30 mm high, ensuring an incredibly comfortable fit for daily wear. At the core of this masterpiece lies the Nomos Glashütte caliber Alpha movement, a hand-wound movement that's revered in the watchmaking community for its exceptional quality and reliability. With a decentralized seconds hand, stop-seconds mechanism, and 17 ruby bearings, this movement ensures accuracy and durability. The Tetra Die Unerreichbare is a testament to fine German engineering, offering an attractive proposition for watch lovers who value elegance, craftsmanship, and practicality. Whether you're a seasoned collector or a newcomer to horology, this timepiece is sure to impress with its unique blend of design, movement, and luxury appeal.
Buy Now on Jomashop
This is an affiliate link
Key Features
- Nomos Glashütte caliber Alpha hand-wound movement
- Closed stainless steel case back for sleek aesthetic
- Sapphire crystal glass for scratch resistance and clarity
- 30 meters water resistance for everyday activities
- Silver sunburst finish with mixed indexes for elegant design
- Comfortable 27.50 mm diameter and 6.30 mm height for daily wear
- High-quality movement with decentralized seconds hand and stop-seconds mechanism
Specifications
- Brand
- Nomos Glashütte
- Family
- Tetra
- Model
- Tetra Die Unerreichbare / Closed Case Back
- Reference
- 427
- Movement
- alpha
- Movement Features
-
- Hours, Minutes, Small Seconds
- Case
- Stainless Steel 27.5mm
- Dial Color
- Silver
- Crystal
- Sapphire
- Water Resistance
- 30
Current Listings

Pre-Owned Nomos Glashütte Tetra Ode to Joy 446
Pre-owned Nomos Glashütte Tetra Ode to Joy 446 is a hand-wind watch with a green dial. It features a stainless steel case of 30mm in size and has a water resistance of 30 meters.
- Condition: 84% condition, slight marks on lugs, bezel, and case
- Case Size: 30mm
- Material: Stainless Steel
- Dial Color: Green