Genuine Omega® setting wheel, part 1101, Omega® base calibre 100 (see all calibres in description) o-ring case back gaskets with day @ 12 curved

with day @ 12 curved horizontal and date at the 6 o'clock position

Hermle 1050-020 features an 8 day chime (4/4 Westminster

90 mmm case number HP0017

Fits Tissot® case numbers: P630

Key hole positions

Genuine Omega® setting wheel, part 1101, Omega® base calibre 100 (see all calibres in description) o-ring case back gaskets with day @ 12 curvedGenuine Omega setting wheel, part number 1101 Fits calibres: Omega 26. 5 Omega 26. 5 T 1 Omega 26. 5 T 2 Omega 26. 5 T 2 PC Omega 26. 5 T 3 Omega 26. 5 T 3 PC Omega 100 * Perrin Supply Ltd is independent of and not affiliated with or sponsored by Omega. Omega warranty does not apply to parts supplied by Perrin Supply Ltd.