Rolex Bubbleback

Most Rolex Bubbleback references take a 17 mm watch strap: 3 of 6.

Shop 16 mmShop 20 mm

Rolex Bubbleback lug width by case size

6 references measured. Updated 2026-11-10.

CaseLug widthReferencesWatch strap attachmentFor example
31 mm17 mm2—3131, 5050
32 mm16 mm2—9290, 9291
not recorded17 mm · 20 mm on 12—3132

References that take a different watch strap