Otto Frei.
Quality Jewelry Supplies for Generations - Since 1930
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Open Face Pocket Watch Glass

Open Face Pocket Watch Glass Comes In A Few Different Types
VTF MID-EMPS are the most popular low dome height
used on open face pocket watches and wrist watches.

These Antique Crystals are sold by the old sixteenth size system and the millimeter size listed is only approximate. The difference in each sixteenth in this system is 0.14057 millimeters and is base on the 244 sixteenths sizes between 5 12/16 (13.1 mm) and 20 15/16 (47.4 mm) and the 34.3 millimeter range those sizes come in.

No system of Pocket Watch Case Parts for American watches exist in essence. During the heyday of their use when a repair shop was in every village and town all that was done to install was a quick measurement and then to open a cabinet to select crystal. If the first one did not fit the next size larger or smaller was selected. The same system is used today a 100 hundred years after most of this watches were made. An exact measurement is the key to success, however even an experience professional is only successful 70 to 80 percent of the time in selection and inserting the correct size on the first try.

 

VTF MID-EMPS Glass Lo-Dome Crystals Sizes 14 0/16 (31.66 mm) to 15 15/16 (36.0)

 

VTF MID-EMPS Glass Lo-Dome Crystals Sizes 16 0/16 (36.15 mm) to 17 15/16 (40.5)

 

VTF MID-EMPS Glass Lo-Dome Crystals Sizes 18 0/16 (40.65 mm) to 19 10/16 (44.31)

 

VTF MID-EMPS Glass Lo-Dome Crystals Sizes 20 0/16 (45.15 mm) & Up

 

VTF MID-EMPS Glass Lo-Dome Crystals Sizes 10 0/16 (22.66 mm) to 11 15/16 (27.0)

 

VTF MID-EMPS Glass Lo-Dome Crystals Sizes 12 0/16 (27.16 mm) to 13 15/16 (31.5)

 

VTF MID-EMPS Glass Lo-Dome Crystals Sizes 5 12/16 (13.1 mm) to 7 15/16 (18.0)

 

VTF MID-EMPS Glass Lo-Dome Crystals Sizes 8 0/16 (18.16 mm) to 9 15/16 (22.5)

   

VTF GLASS WATCH CRYSTALS 100 DIFFERENT SIZES

VTF MID-EMPS Antique Glass Crystals 100 different sizes from 5 13/16 (13.2 mm) to 20 13/16 (47.1 mm)100 pieces total. VTF MID-EMPS are used on open face pocket watches and wristwatches. This assortment contains from tiny bracelet to large pocket watch crystal.

ASST-VTF1
$100.00

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VTF POCKET WATCH GLASS CRYSTALS 100 ASSORTED

VTF MID-EMPS Antique Glass Crystals assortment contains at least 60 different sizes from 14 3/16 (32 mm) to 20 12/16 (46.84 mm)100 pieces total. VTF MID-EMPS are used on open face pocket watches and wristwatches.

ASST-VTFPW100
$120.00

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www.ofrei.com
Otto Frei, Watch Parts Since 1930
Customers Entrance
126 2nd St. Oakland, California 94607
Mailing Address: PO BOX 796, Oakland Ca. 94604
Freight Shipment Address: 119 3rd St. Oakland Ca. 94607 USA


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For stock checks on watch parts not listed on the site please call the watch material department at 510-832-0355 ext 2., Monday to Friday 9 AM to 5 PM Pacific Standard Time Zone.
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510.832.0355 EXT. 2
800.900.3734 (fax)

International
510.832.0355 EXT. 2
510.834.6217 (fax)