Vintage French-Made Convex Mineral Glass for Hunter Pocket Watches Size Range: 17 to 17-15/16

This convex mineral glass is designed specifically for hunter-style pocket watches and originates from France, a country with a rich and respected horological tradition. These pieces are new old stock, preserved in outstanding condition — making them exceptionally hard to find today.

Crafted from high-grade mineral crystal, each glass offers superb clarity, scratch resistance, and long-lasting durability. The beautifully domed convex shape ensures a perfect fit and authentic look for vintage hunter-case watches, making them ideal for restoration or replacement.

We currently stock over 80 different sizes in this French-made series.
👉 Be sure to explore our other listings to find the exact size you need.

Features:

• Authentic French vintage stock

• Convex mineral glass – clear, domed, and scratch-resistant

• Size range: 17 to 17 15/16 using the X/16 Ligne System (38.349 mm to 40.463 mm)

• Ideal for watchmakers, restorers, and collectors

• Hard to find in this original condition

Available Sizes (X/16 Ligne System):

• 17 → 38.349 mm
• 17 1/16 → 38.490 mm
• 17 2/16 (17 1/8) → 38.631 mm
• 17 3/16 → 38.772 mm
• 17 4/16 (17 1/4) → 38.913 mm
• 17 5/16 → 39.054 mm
• 17 6/16 (17 3/8) → 39.195 mm
• 17 7/16 → 39.336 mm
• 17 8/16 (17 1/2) → 39.477 mm
• 17 9/16 → 39.617mm
• 17 10/16 (17 5/8) → 39.758 mm
• 17 11/16 → 39.899 mm
• 17 12/16 (17 3/4) → 40.040 mm
• 17 13/16 → 40.181 mm
• 17 14/16 (17 7/8) → 40.322 mm
• 17 15/16 → 40.463 mm

📘 Need help converting Ligne sizes to millimeters?
Check out the article in the link below to learn how to convert sizes using both the X/16 and X/8 Ligne systems:
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