Patek Philippe Ref. 3700

As if the existing range of diving computers was not enough, Linde Werdelin felt it necessary to expand their "Instrument" lineup with the Sea Instrument to compliment the Land Instrument. Sounds reasonable enough. If you recall, the Linde Werdelin Land Instrument (discussed here) is a high-end computer that sits on your wrist either in a little watch harness or on top of a Linde Werdelin Biformeter watch (they don't come together). While the Land Instrument covered such areas such as weather, ........

Here is my latest restore project that I just got. It was in very bad condition; case scratches, crystal scratches, dial edges need some help. The movement is a 715. To my surprise there were a few small black dots on the watch case that I thought was dirt but would not clean off. It was not dirt it was tiny welded beads that where bubbled dots. I was able to get them off used a file and polish them out and thats the beauty of Stainless Steel. How the heck did the small weld bead dots get the........