Case Material Rose Gold Case size 44h53.7 mm Case thickness 12.8 mm Body shape Barrel Sapphire Glass Caliber Type Mechanics Caliber Calibre FM 1740 Cruising 168 hour Functions hours, minutes, seconds, power reserve indicator Bracelet Crocodile Leather Strap Band Color Black Clasp classic Water resistant 30 m. Vanguard Skeleton 7 Days Power Reserve, # watches ref. V 45 S6 SQT 5N NR . Swiss watches Vanguard 7 Days Power Reserve Skeleton Rose Gold Black Leather ref. V 45 S6 SQT 5N NR in pink gold (which in these watches can be of two types of polish - gloss and matte (BR)), while maintaining a strong DNA, the newborn skeletonwith a power reserve of 7 days, it provides a fascinating view of its own mechanical treasure. The bridges, manually beveled to perfection, show not only the movement of the watch, but also a sapphire counter for 6 hours. Architectural and geometric open bridges were designed for watch lovers to admire the movement as a whole. The barrel-shaped body of the Vanguard form, large size: 44x53.7x12.8 mm. Sapphire crystal with anti-reflective coating, protects the case from scratches on both sides. Life is a Swiss watch movement with manual winding, Caliber FM 1740 caliber with a standby stroke of 168 hours. Water resistant to 3 atm.