Ball Watch · Engineer II
Strap for Engineer II Marvelight
Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
Straps for the Engineer II NM2026C-S6J-GY
Selected for the 20 mm lug width · workshop selection
Vintage Black Calfskin Leather Strap€80
Saffiano Black Strap Tone Stitching€90
Dark Brown Saffiano Strap with Ecru Stitching€90
Black Saffiano Rubber Strap€105
Natural Calfskin NATO Strap€80
The Engineer II NM2026C-S6J-GY, seen from the bench
Frequently asked questions
What is the lug width of the Ball Watch Engineer II NM2026C-S6J-GY?
The lug width of the Ball Watch Engineer II NM2026C-S6J-GY is 20 millimetres. This measurement represents the distance between the two horizontal lugs of the case and determines strap compatibility. You can verify it by measuring directly between the attachment points of the original strap with a ruler.
What is the best strap for the Ball Engineer II NM2026C-S6J-GY?
The best strap depends on usage and aesthetic preferences. For formal elegance, we recommend alligator leather or vegetable-tanned calf in dark brown or navy tones. For daily sportiness, a NATO nylon strap in black or a fluoroelastomer rubber strap ensures practicality and durability. The stainless steel case of the NM2026C-S6J-GY pairs naturally with these materials.
How do I change the strap on the Ball Watch Engineer II NM2026C-S6J-GY?
To change the strap, you must remove the spring bars from the lugs. Use a dedicated spring bar removal tool or consult a qualified watchmaker. Position the tool in the small indent below the lug, press to compress the internal spring, extract the pin, then repeat on the other lug. Install the new strap by reversing the procedure.
Are aftermarket straps compatible with the NM2026C-S6J-GY available?
Yes, all straps with a 20mm lug width are compatible with the Ball Watch Engineer II NM2026C-S6J-GY. Milano Straps offers leather, NATO, rubber, and exotic material straps, customisable in colour, thickness, and buckle finish. Compatibility is guaranteed by the standard spring bar attachment system.
What is the typical lifespan of a leather strap for the Ball Engineer II NM2026C-S6J-GY?
A quality leather strap, such as vegetable-tanned calf, typically lasts 2–4 years with moderate daily wear. Longevity depends on frequency of use, exposure to perspiration and humidity, and maintenance. Periodic cleaning and allowing the strap to rest extends its service life. Rubber or NATO straps have longer durability, up to 5–7 years.
The next step
The right strap isn't chosen. It is built, together.
From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.
Request an appointment →Casati Milano · Via XX Settembre 15, Milan · by appointment only
