Caliber 28-20 REC 8J PS IRM C J is a Patek Philippe manual-winding movement measuring 28 by 20 mm. It displays the day and date through windows at 12 o'clock and delivers an 8-day power reserve. The movement carries the Patek Seal, the brand's certification mark for finishing and precision. This caliber is used in select Dressed collection references.
Last updated 8 Jul 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Diameter
28mm
Display Type
Analog
Winding
Manual
COMPLICATIONS
DayDate
QUICK FACTS
FOR WATCH DEALERS
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