ET Yellow Tension Ring Crystals Assortment delivers 31 precision-cut plastic crystals spanning 18.0–33.0mm in 0.5mm increments, engineered for watchmakers and repair professionals. These genuine GS compression-fit crystals integrate seamlessly into most watch cases without requiring adhesive, streamlining installation workflows. The plastic composition resists shattering and allows you to buff out minor scratches and surface mars, extending crystal lifespan and reducing replacement frequency. Ideal for servicing vintage timepieces, particularly classic Bulova models, this assortment eliminates the need for custom ordering while keeping repair costs competitive.
Assortment contains 1 each size from18.0mm~33.0mm by 0.5mm. Total of 31 PCs.
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