GS Flexo Hi-Dome Watch Crystal 27.3mm PHD23 – Acrylic – NOS Sealed

Original G-S Flexo high-dome replacement crystal, size 27.3 mm, ref PHD23. Unused old stock in original sleeve; ideal for crowned dials and sweep-second hands.

Attributes:

• Brand: G-S (GS)

• Type: Watch crystal (acrylic/plexi)

• Model/Caliber/Ref: Flexo Hi-Dome PHD23

• Size/Spec: 27.3mm diameter, high dome profile

• Jewels/Material/Finish: Clear acrylic

• Era/Approx. Year: Vintage

• Condition: NOS

• Notes: Outer sleeve shows storage wear; buyer to verify exact fitment.