V657 models do not use a gasket - the crystal is glued in. This is a flat mineral crystal suitable for Seiko. REPLACES SEIKO 290A15JN02. You may add a new gasket O ring to your order if you have Y621-8030.
Flat Mineral Crystal Fits Citizen Skyhawk C650 Watch JR3000-69E JR3060-59F
Flat Mineral crystal Fits Citizen Model H500 S055148 Watch #305
Flat Mineral Crystal Glass Fits Seiko 7N43-8111 7009-3061 7019-8150 7009-8830
Flat Mineral Crystal Glass Fits Breitling Montbrillant A41330
Flat Mineral crystal glass Fits Raymond Weil 9923 Watch
Mineral Crystal Fits Seiko Kinetic 5M42-0H40 5M42-0E49 Flat Or Domed #327
