Automatic Field Watch with Stainless Steel Bracelet AND Black and Gray Nylon Strap

choose your strap color
  • Swiss-made, Automatic Mechanical Movement for Exquisite Quality and Precision
  • Sapphire Crystal Face for the Highest Level of Scratch Resistance
  • 316L Brushed Stainless Steel Case and Bracelet for Durability
  • Super-Luminova Illumination for night-time Readability
  • Water-resistant to 100 meters with 40-hour Power Reserve

At the heart of your meticulously-crafted Wasson Automatic Mechanical Field Watch is the Ronda R150 movement. This 25-jewel Swiss-made movement ensures uncompromising reliability and durability even under demanding conditions.

With a case width of 42.6mm, this model achieves beauty in form and function with a black face, white, bold, Arabic numerals, and clean, crisp silver-accented hands. This simple yet bold design strikes the perfect blend of ruggedness, reliability, and refinement and allows you to acquire the time with speed and precision. 

Craftsmanship and quality are reflected in the attention to detail in every Wasson Automatic Mechanical Field Watch. The sapphire crystal and brushed 316L brushed stainless steel case and nylon bracelet make it the perfect choice for your shareholder's meeting, field deployment, or backcountry trek.

For night-time readability, Wasson utilizes Super-LumiNova® illumination. This durably luxurious watch is water-resistant to 100 meters with a 40-hour power reserve and a two-year factory warranty.

"Of course, we want the Wasson Watch Co. to be a successful business, but we are motivated by something much greater..."

Reference: Wasson Automatic Field Watch (WAF)

Case: Brushed Stainless Steel (316L) w/Polished Accents

Bracelet: Black & Gray Striped Zulu Strap

Crystal: Sapphire

Dial: Black w/White Features and Silver Accents

Illumination: Super-LumiNova® C1, Standard (from TriTec)

Case Width: 42.6mm

Case Width (to crown): 45.6mm

Case Length (lug to lug): 50mm

Case Thickness: 11mm

Lug Width: 22mm

Weight: 144 Grams/5.1 Ounces

Water Resistance: 10 ATM (100 Meters/328 Feet)

Factory Warranty: 2 Years


Model: Ronda Mecano R150

Jewels: 25

Functions: 3 Hands, Date

Winding Mechanism: Automatic & Manual

Average Variance: ± 12 s/d

Frequency (Vibrations per hour): 28’800 (4 Hz)

Power Reserve: 40 Hours

User Manual: Access on Ronda website HERE

What's Included

- Wasson Automatic Field Watch

- Gift Box

- ZULU Nylon Strap

A Wasson Automatic Field Watch with a black and gray striped nylon strap lays on the ground amongst pine needles. There are three other nylon straps in khaki, black, and olive green laying with the watch.


Three years in development. Five painstaking rounds of prototyping. It’s finally time to introduce Wasson Watch's very first watch: The Wasson Automatic Field Watch.

Closeup of a man holding a stainless steel watch in his hands. He is turning the crown to change the date or time. A laptop keyboard is seen in the background.


Our watches are made in Switzerland using the Ronda R150 Swiss movement, 316L Stainless Steel, and Sapphire Crystal from Hong Kong that are of the highest quality.

A closeup of a military field watch with a stainless steel bracelet lays on top of an open brown leather tool roll. A nylon strap and watch care tools sit beside the watch.


The Wasson Automatic Field Watch comes with a gray and black nylon strap enclosed in a black gift box.


What comes in the box?

The Wasson Automatic Field Watch comes with a gray and black nylon strap enclosed in a black gift box.

How will this be shipped to me?

All orders are shipped through UPS, certified, with signature required. 

What is the warranty?

There is a two-year factory warranty on all defects of workmanship. The warranty applies only to the timepiece and does not apply to the tools or the travel case. If you have any questions, please contact us.

How do I return the watch?

To initiate a return, send us a message through the contact page and await further instructions.

Where is the watch made?

Each Wasson Automatic Field Watch is proudly made in Switzerland.

Where is Wasson Watch Co. located?

Wasson Watch Co. operates out of Richardson, TX. 

How much does shipping cost?

Shipping is free for the contiguous 48 United States. For everything else, the cost of shipping depends on your UPS zone and is calculated automatically at checkout.

A Wasson Automatic Field Watch with a black and grey striped nylon strap sits propped on an old piece of driftwood. You can see a lake and snow-capped mountains in the background.