BEM-308BL-1A

		Accuracy: ±20 seconds per month
		Approx. battery life
		3 years on SR920SW
		Dual time
		Regular timekeeping
		Analog: 3 hands (Hour, minute, seconds), 2 dials (24-hour, 24-hour (Dual time)) * The 24-hour hand (dual time) can be set to a time that is diferent from the hour and minute hands for dual time keeping.
		Size of case / total weight
		BEM-308BL ...... 51.0 x 42.0 x 11.0 mm / 79 g