Frederique Constant Junior

Every Frederique Constant Junior reference takes a 14 mm watch strap: all 2 we measured.

Shop 18 mm

Frederique Constant Junior lug width by case size

2 references measured. Updated 2026-10-29.

CaseLug widthReferencesWatch strap attachmentFor example
26 mm14 mm1—FC-200WA1ER6
27 mm14 mm1—FC-200M1ER6B