編號 103506946

Frontier Japanese Watch Crystal Opener Tool Set - 工具
編號 103506946

Frontier Japanese Watch Crystal Opener Tool Set - 工具
Vintage Japanese Watch Crystal Opener Tool Set – FRT Super Tension SS Type – Complete in Box
Description:
Offered is a vintage Japanese watchmaker’s tool set, branded FRT (Frontier Watch Tool Laboratory), model “Super Tension SS Type” (ART No. 921).
This specialized tool is designed for removing tension-fit watch crystals (glass) from wristwatches. It works by expanding or releasing the tension ring, allowing safe removal of the crystal without damaging the case — a classic and essential tool in traditional watch servicing.
The set includes the original hand tool with adjustment mechanism and a comprehensive selection of interchangeable toothed rings/adapters for different crystal sizes and profiles.
A highly collectible and functional piece of horological equipment, especially appealing to watchmakers, restorers, and collectors of vintage watch tools.
Contents:
Adjustable crystal remover tool (metal, textured finish)
Full set of interchangeable tension rings/adapters (various diameters and profiles)
Additional accessory component (as pictured)
Original box with printed lid
Instruction leaflet (Japanese)
Condition:
Tool: good vintage condition, with normal signs of use
Rings/adapters: complete set, with light oxidation/patina
Box: original but worn, with visible age-related stains
Overall: well-preserved, collectible, and likely still usable
Origin: Japan
Period: circa 1960s–1980s
Registered insured shipping.
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