1. WatchBase
2. ETA
3. Calibers
4. 2688

ETA caliber 2688

Brand:	ETA
Reference:	2688
Base:	ETA 2681
Movement:	Automatic
Display:	Analog
Diameter:	19.40
Jewels:	17
Reserve:	38
Frequency:	21600
Date:	Date, Day
Hands:	Hours, Minutes, Seconds

Other calibers that are based on the ETA 2688:

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Oris 583

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Oris 585