Every reference with a known width takes the same strap size. Your reference is engraved on the case back or between the lugs at 6 o'clock.
22 mm
Verification: Listed by the maker for ref. CB5000‑50L
43 to 48 mm cases
Official page: Citizen
Report an errorIndicative information. Check your watch before buying a strap: whatsmylugwidth.com is not responsible for an incorrect size.
The Citizen Promaster Sky takes a 22 mm strap: all 8 references with a listed width in our database use 22 mm. Check the reference on your case back to be sure.
Citizen Promaster Sky references in our database. Each card says where its width comes from: listed by the maker (linked to the maker's page in the details), two independent sources agree, or listed in our database and not yet verified by us.
Promaster Sky Black Titanium
Lug width: 22 mm
Source: DatabaseCase size: 43 mmBlack dialCase material: Titanium
Promaster Sky Blue
Lug width: 22 mm
Source: MakerCase size: 45 mmBlue dialCase material: Steel
Promaster Sky GPS Blue
Lug width: 22 mm
Source: DatabaseCase size: 48 mmBlue/Black dialCase material: Steel
Promaster Sky GPS Titanium
Lug width: 22 mm
Source: DatabaseCase size: 48 mmBlack dialCase material: Titanium
Promaster Sky Night Blue
Lug width: 22 mm
Source: DatabaseCase size: 45 mmDark Blue dialCase material: Steel
Promaster Sky PMD56 Blue
Lug width: 22 mm
Source: DatabaseCase size: 43 mmBlue dialCase material: Titanium
Promaster Sky PMD56 Titanium Black
Lug width: 22 mm
Source: DatabaseCase size: 43 mmBlack dialCase material: Titanium
Promaster Sky Radio Blue
Lug width: 22 mm
Source: DatabaseCase size: 43 mmBlue dialCase material: Steel
No reference matches.
The Citizen Promaster Sky takes a 22 mm strap: all 8 references with a listed width in our database use 22 mm. Check the reference on your case back to be sure. The Citizen Promaster Sky ref. CB5000-50L takes 22 mm (listed by the maker).
From our database, which lists 8 Citizen Promaster Sky references, 8 of them with a listed width. Each reference card says whether the maker lists the width, two independent sources agree on it, or it is not yet verified.
The gap between the two lugs that hold the strap, in millimetres. A new strap must match it exactly: 20 mm lugs take a 20 mm strap.
Most watches use spring bars, so any strap of the right width fits. Many smartwatches use their own band system instead, such as Apple Watch bands or Garmin QuickFit.