Citizen Starlight Watch Glass DTRG702 – 15.8 × 20.3 mm – Rectangular/Domed – Acrylic – Vintage Watch Glass – NOS

Original Citizen (シチズン) watch crystal from unused old stock (NOS) – Citizen original spare part (純正部品 / "Genuine Parts"), 1 piece, in the classic orange Starlight package with the well-known Starlight mascot.

Labeled on the original package as プラスチックス ("Plastics") – meaning an acrylic crystal (Plexi). The shape is given as 角凸 = angular (rectangular) and domed (convex). Citizen reference DTRG702.

The dimensions are 15.8 × 20.3 mm (stamped as "158 × 203" in the period-typical Citizen notation). The crystal is installed vertically. Offered by reference and exact dimensions.

The packaging shows the classic orange Citizen Starlight labeling from old stock. The crystal itself is unused, clear, and without scratches; signs of age are only found on the packaging.

Dimensions & References:

• Shape: angular (rectangular), domed/convex (角凸)
• Width (3–9 o'clock): 15.8 mm
• Height (12–6 o'clock): 20.3 mm
• Material: Acrylic (Plexi / プラスチックス)
• Citizen Reference: DTRG702