Seiko Astron GPS Solar 5X, reference SSH003J1

Seiko Astron GPS Solar 5X Compatible Leather Straps

Reference: SSH003J1

Explore Seiko Astron GPS Solar 5X, reference SSH003J1, and its leather strap measurements.

Case diameter
42.9 mm
Lug width
21 mm
Suggested buckle width
20 mm
Connection type
Check the watch attachment before ordering
Explore straps for 21 mm lugs

Strap compatibility

The right strap for Seiko Astron GPS Solar 5X

Lug width: 21 mm. Compare the attachment and measurements with your existing strap before ordering.

Our recommended combinations

Choose your leather, stitching and length after confirming the watch lug width. Buckle sizes are suggestions.

The right length

How do you measure your wrist?

To choose the right strap length, measure your wrist where you normally wear your watch.

  1. Wrap a flexible measuring tape around your wrist without leaving a gap.
  2. Record the point where the tape meets in centimetres.
  3. If you are between sizes, ask for guidance based on your preferred fit.