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- Brand: Glashutte GUB
- Model: Spezimatic
- Year: 1970
- Movement: Calibre 75
- Base Movement: N/A
- Stated Performance: -30 to +50 seconds / day
- Observed Performance: +14 seconds
- Notes: Due to the non-hacking nature of the movement the time was started at +29 seconds. Given that this peice was sourced from a collector in Serbia with an unknown service history its performance is excellent.