Couple mos old, few, if any flea bites; crystal’s clear. Of course running extremely accurately with great PR. Full kit w all bracelet links (original bracelet). Guinand, recently helmed by Herr Sinn; some refer to Guinand as the brand Sinn was some time ago, prior to soaring popularity & prices. Technical details Movement Calibre SW500 Self-winding mechanical movement Chronograph function integrated into the movement 25 jewels 28.800 vibrations per hour; 4 Hz. Stone lever escapement Stop-second Glucydur Balance Wheel Shock resistant as per DIN 8308 Anti-magnetic as per DIN 8309/ISO 764 Movement diameter 13 1/4”” (30,4 mm) Incabloc shock protection Unidirectional self-winding mechanism with ball bearing, weight segment made of heavy metal Power reserve approx. 60 hours Movement decorated, blued screws, weight segment with engraved Guinand logo Functions Hours, minutes, subsidiary seconds Chronograph with 30 min counter and central second hand Date display Day of week display Case Stainless steel - polished, satinized or bead-blasted Sapphire crystal glass, domed, anti-reflective on the interior Screwed back with sapphire crystal glass Screwed crown with 3-way sealing system and flank protection Hard-coated stainless steel pilot’s bezel, rotatable in minute steps in both directions Sealing system FKM-R for pushers, crown and case back Protected pushers Pressure resistant up to 20 bar Dimensions and Weight Case diameter: approx. 40.7 mm / 1.6 inch Case thickness: 15.7 mm / 0.62 inch Band lug width: 20 mm Lug-to-lug distance: 48.7 mm / 1.92 inch Distance between the spring bars: 45.7 mm / 1.8 inch Weight without strap: ca. 92 grams https://albums.memento.com/share70228 $1675 NET, including ship; offers considered Some trades possible