Our store will be closed on the 8th, 14th, 15th, 18th, 22nd, 23rd and 29th of January.

Repair Blog — IWC

Overhaul of IWC Cal.423 Old Inter

Overhaul of IWC Cal.423 Old Inter

IWC Tonneau Old Inter: Cal.423

Symptoms: Immobility (spring broken)

Repair contents: Overhaul, case cleaning, spring replacement

Repair cost: Overhaul: 27,500 yen + parts: 5,500 yen Total: 33,000 yen

I took it apart and cleaned it. Old Inter's hand-wound model is famous for being 89, but this one is 423. I think it will be a little thinner.

Old Inter springs have a special shape and use a spring with a horn. Old Inter springs are still available at domestic material stores, but they are...


Valjoux 730 and overhaul of old IWC and Schauer watches

Hello everyone! This is No from Matsuno Watch Shop.

Today, we closed the shop early due to the typhoon. So, today is Raijin. It's the long-awaited Sapp vs. Osunaarashi.

Are you looking forward to it? Oh, you're not going to watch it. Is it Horiguchi vs Tenshin after all? Oh, you're not even interested? Well, I suppose so.