Ingersoll Caliber 523

Brand	Ingersoll
Caliber Number	IN 523
Base Caliber	Dixmont Guangzhou DG3836-6D
Movement Type	Automatic
Jewels	22
Power Reserve	Unknown (comment below)
Vibrations Per Hour	21,600 bph
Hacking?	Yes
Hand-Windable?	Yes
Features	Hours, minutes, central seconds, date, day of the week, month, 24 hr indicator
Country of Manufacture	China
Known Models	Ingersoll Houston

The Ingersoll caliber IN 523 automatic watch movement is found in the Houston model. This movement is Chinese-made with 22 jewels.

Accuracy

Ingersoll watches claims this movement should stay accurate between -30 to +30 seconds per day when worn under normal conditions.

Instructions for Day, Date and Month Setting

1. To achieve an accurate day of the week setting, pull the crown out to the first position and turn the crown anti-clockwise until a day prior to the day you required is achieved i.e. if today is Wednesday then set it onto Tuesday. Now turn the crown clockwise until a date prior to the date you required is achieved. i.e. today is the 16th then set it onto the 15th.
2. Press button A until you get the month you require.

In the Ingersoll manual, they state the following:

“Over wind of the spring may cause damage to the mainspring. Only wind the spring as far as it will go but not beyond.”

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