Longines 990.1-1488, Reversing Wheel With Pinion

• LONGINES original part in opened factory packaging. Looks new, probarbly tested, sold as a used part.

• Fits cal: 990, 992, 993, 994, 995, 996, 997, 998 1/2 versions.

Technical data: Longines cal: 990.1

• 25 jewels, automatic wind, sweep second, hack feature, date.
• Size: 11.5''' 25.6 mm.
• H: = 2.95 mm!
• N: = 28.800 A/h.
• Power reserve: 40 h.

Versions: last digit: 1 = 25 jewels, 2 = 17 jewels.

• 989: automatic, for hour angle watch only.
• 990: automatic, sweep second, date.
• 992: automatic, sweep second.
• 993: automatic.
• 994: automatic, date.
• 995: manual wind, sweep second, date.
• 996: manual wind, date.
• 997: manual wind, sweep second.
• 998: manual wind.