- Lug-to-lug
- 49.5 mm
- Case
- 43.4 mm
- Thickness
- Not provided
- Lug width
- 14 mm
Fills most of the wrist for a bold, sporty fit; lug shape and end links matter.
Compare watches on your wrist
Every watch is drawn at the same scale on a wrist of your flat width, so lug-to-lug overhang, case size, and thickness are visible at a glance. Add watches, adjust the wrist, and copy the link to share the comparison.
Your wrist
Flat wrist width
Drawing every watch on a 54 mm (2.13 in) wide wrist. The same width feeds the fit calculator on every watch page.
/compare?w=seiko%2Fastron-nexter-gps-solar-2025%2Fsbxc183&wrist=54