Skip to product information
1 of 2

NuTemper

NuTemper Mainspring No. 153 for Gruen 400 movements

NuTemper Mainspring No. 153 for Gruen 400 movements

Regular price $3.00
Regular price Sale price $3.00
Sale Sold out

NuTemper No. 153 steel mainspring for Gruen caliber 400 movements, and quite likely others. See images for precise mainspring specifications. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.

View full details