Longines Ultra Chron Date Cal.431 SS Vintage Automatic winding Watch 1960’s-1970


Available on eBay



Longines Ultra Chron Date Cal.431 SS Vintage Automatic winding Watch 1960’s-1970’s


Condition: Pre-owned

[Product] Ultra Chron Date Automatic winding Watch
[Model] Ref.Cal.431

This introduction is 10 Vibrating Ultra Chron. It is a high precision model equipped with Cal.431 automatic winding movement.

The dial is a hairline finish silver color. Combination of bar index and bar hand. It is the appearance that pulled committed to detail, such as the logo mark “Hourglass winged” at 12 o’clock and the date at 4 o’clock position.

SS case is a unique cushion form. The back cover is a screw back excellent in waterproofness.

It seems that you can be active in a wide range of scenes from business and everyday use to formal.

It is a gem of a recommendation also for those who want to demonstrate individuality casually.

【Product State】

<Good condition as seen from the ages>

There are use feeling, threads, and scratches corresponding to the year, but condition is good without noticeable damage.

  • [Dial]: Slight aging change is seen in hand / index.
  • [Case / Back cover]: There are threads, small scratches.
  • [Windshield]: Attrition, Small scratches are seen. Daily visibility is sufficiently secured.
  • [Belt]: External unused item.

Please check the posted photo for detailed condition of the product.


  • Product Year: Around the 1960’s – 1970’s
  • Movement: Automatic winding,
    Cal.441, 10 Vibration
  • Size: Case; diameter about 36mm (excluding crown), length about 38mm (lug to lug), thickness about 11mm (including windshield), Lug; width 18mm
  • Dial: Silver color of hairline finish
  • Material: Case: Stainless steel unique cushion form. 
  • Daily difference: About ±60 seconds by actual measurement of 24 hours. (It seems that there is some posture difference at the time of implementation).
  • Country of manufacture: Swiss

【Method of operation】

  • The crown is on the right side.
  • You can wind the hand in the same position as it is. 
  • It is a self-winding watch, but if the needle is stopped, shake the watch body lightly in the hand, wind the crown manually and check that the needle is moving and use it. 
  • The crown winds up by pushing it forward with right hand turn (clockwise) with the belly of the fingertip. Please wind up gently as slowly as possible. 
  • Pull the crown and turn it and the hand (needle) moves to adjust the time.
  • Turn the hands (needle) and adjust the date.
  •  After changing the date, you can quickly change the hand (needle) by reversing the hand once until around 8 p.m. on the previous day and proceeding with it.
  • ※There is no hack function (second hand stop).

    Please feel free to ask for more details.


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    EMS SHIPPING (Express Mail Service):(tracked & insured)
    Delivery Time 
    To U.S.A    : 3 – 7days
    To Asia      : 2 – 7days
    To Others  : 3 – 14days
    (It might get delay due to weather condition or by some other reason.)

    Usually send the item within 2 – 5 business days after completion of payments.

    If the item is delivered as it is being damaged, a buyer must obtain the damage report. If you could only agree with this, please make a bid.

    Terms of Sale

    Damage or Unsatisfied: Please contact us if there are any problems with a product. We want my customer to be 100% satisfied with the product. You have 30 days within receipt of the product to return it for a refund. The refund will not include shipping.

    Lost or Never Received Purchase: Please contact us if you didn’t receive a purchase. We will issue you a refund or an exchange for the purchase.

    International Buyers – Please Note:

    Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer’s responsibility. Please check with your country’s customs office to determine what these additional costs will be prior to bidding or buying.


    Additional information



    Case Size

    diameter about 36mm (excluding crown)

    Country/Region of Manufacture


    Year of Manufacture



    Date Indicator

    Watch Shape



    Automatic winding Cal.441

    Dial Style

    12-Hour Dial, Non-Numeric Hour Marks, Seconds Hand


    Screw back Case

    Lug Width

    18 mm



    Case Color


    Case Material

    Stainless Steel

    Band Type

    Two-Piece Strap

    Band Color







    LONGINES Chron Date Automatic winding Watch




    Does not apply