10 Things to Know About the Patek Philippe Grandmaster Chime
Last year marked Patek Philippe's 175th anniversary. What better way to celebrate than with a series of limited-edition timepieces? Why not include the most complicated wristwatch Patek Philippe has ever created? That's just what they did. Here are ten things you need to know about it. 1. This timepiece �C the Grandmaster Chime, Ref. 5175, represents a remarkable effort. More than 100,000 hours over eight years were devoted to development, production, and assembly. The movement alone required 60,000 hours to perfect.The Grandmaster Chime is the most complicated wristwatch Patek Philippe has ever created. 2. The Grandmaster Chime is the first double-face wristwatch presented by Patek Philippe that can be worn with either dial facing up. The case, elaborately engraved in 18k rose gold, measures 47.4 mm in diameter and 16.1 mm in height. The central portion of the case rotates on an axis running from 12 to 6 o'clock. A patented reversing mechanism locks the case firmly in the des

Trading 15300BA for an 5167A
I am interested if you would you trade 15300BA (2012, serviced 2015) for an Aquanaut 5167A from 2006. No additional payment (mistake in the poll above)

Omega Liquid Metal
I saw this Omega model on ebay and was wondering if anyone has this watch and could give some feedback. Apparently, it's a rare model as I haven't seen it anywhere else. Thanks!.ebay/itm/Omega-Seamas...ht_1564wt_1037

Vintage? Anyone seen this one?
Any ideas of age?

Advice: 16610LV
I am getting ready to pull the trigger and acquire the 16610LV, most likely from Tony at SD. There are a handful to choose from, however all of them are basically mint & full set(s). It boils down to a handful of serials that don't seem to matter for collecting purposes (M, Z, L I think), engraved vs. non-engraved rehaut, and $200-$800 difference for condition (LN to new without stickers). I also notice a few color variations to the bezel. If you were in my position, what would you be considering? Any thoughts or input would be appreciated. Thanks TRF-