
Plastic Crystal with white tension ring, fits many Sekio cases which take 31.0 mm crystal. Simply remove old tension ring from your old crystal with your fingernail and insert inside this PA472-78 crystal to fit Seiko 340T06AN. This crystal like the original is a tension ring crystal. If you want to change you crystal to sapphire, it is not possible if the original crystal is a domed plastic crystal.Īnd the original crystal is a round mineral glass either flat or low dome, remove the old crystal, measure diameter and thickness, then go to the Sapphire Crystal page linked to the main watch crystal page.įits case numbers H556-5040, H556-5049, H556-504AĬystal 305W24GN fits case numbers H558-5010 If crystal needed for your case number is not listed on the page, then call the Watch Crystal Department at 510 832-0355, office hours 8:30 to 12:30 then 1:30 to 5 Monday thru Friday. We do not offer a stock check service via email for Seiko Crystals or other watch parts for that matter. Orders for Seiko crystals not shown on the should be faxed or called in with your regular watch part orders. If we do not have in stock your customers crystal we can order it from Seiko if they still offer the crystal. This indicator is positioned to the left of the 60 minutes chronograph totalizer and uses the 60 min chrono hand to display the remaining charge that is being stored in the capacitor.Our stock on hand is almost 10,000 different Seiko Crystals. The Seiko V192 features a handy power reserve indicator on the dial at around 7:00. The following excerpt is from the official Seiko manual. This ranges from 150 hours to 5 hours of constant light source.

The chart below shows how long different lights sources can take to fully charge the cell in the V192.

The number is MT920, or more specifically (because not all MT920 are the same): part number 302324D (3023-24D). The caliber V192 is a solar powered watch with a manganese titanium-lithium rechargeable capacitor. Seiko claims that the caliber V192 will maintain accuracy of +/- 15 seconds per month at normal operating temperatures of about 5C to 35C (41F – 140F). All of the other features and functions are the same. The V192 discussed on this page has a standard date window between 4:00 and 5:00.

There is a similar Seiko caliber V194 with the main difference between the two being that the calendar complication on the V194 is in the form of a double digit big date at 12:00.
