Strength, velocity and speed encompass the Challenge III Chronograph-S Series from the haute horlogerie of the CVSTOS Brand. Resolutely masculine, powerful and dynamic featuring the new highly sophisticated construction of this third rendition of robust and ingenious watch case designs.

The Chronograph-S Challenge III comes in two sizes, 41mm or the GT 45mm version both with a black stainless steel signature tonneau shaped cases with brushed bezel bestowed with decorative screws. The black three-dimensional dial has open frame design displaying partial rotor movement. Powered by CVSTOS own in-house Swiss-made automatic caliber CVS577 movement viewable behind the exhibition back. Cut-out Arabic numerals and Super-Luminova indices surround skeletonized sword-shape hands with yellow tipped chrono hand. A tourbillon sub-seconds dial with red, white and green accents, 30-minute sub-dial and 12-hour counter are viewable under a curved anti-reflective sapphire crystal. Skeletonized date disc window sits within a power reserve indicator sub-dial. Equipped with a polished screw-down crown with easy-grip rubberized bumper between polished oblong chrono pushers and 100 meter water resistance rating. Fitted with a streamlined rubber strap with brushed adjustable bi-fold deployant clasp with CVSTOS insignia.

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Model #	B00107.4102001 B00107.4502001

Case Material	Black PVD stainless steel brushed tonneau case with brushed navy blue titanium composite accents 8 decorative blk PVD Grade 5 titanium exclusive CVSTOS TECHNOLOGY pattern screws
Case back	Screwed on exhibition case back with curved sapphire crystal displaying movement
Case Diameter	53.7 x 41mm
Case Thickness
Crown	Polished black PVD grade 5 titanium screw-down crown with yellow rubber bumper set within crown guard Oblong black PVD polished and brushed chrono pushers
Crystal	Anti-reflective scratch resistant sapphire crystal
Dial	Black PVD skeleton dial with yellow tachymeter track on outer dial ridge Black cut-out Super-Luminova Arabic numerals and indices Black skeletonized Super-Luminova sword shaped hands with red/green tips and yellow tipped chrono hand 30 minute counter @12 and 12-hour sub-dial @6 with red, white and yellow accents Skeletonized green tourbillon style sub-seconds dial with red, white & yellow accents @9 Red, white and green power reserve indicator with framed white date window @3 with black numbers
Bracelet/Strap	Yellow rubber strap with double keeper and embossed CVSTOS logo
Buckle/Clasp	Brushed bi-fold adjustable deployant clasp with CVSTOS insignia
Lug Width	22mm
Buckle Width	20mm

Movement	Caliber: CVSTOS in-house CVS577, black PVD skeleton rhodium, automatic wind, 28,800 vibrations/hour Accuracy: Power Reserve: 42hr Jewels: 25
Functions	Hour/Minute/Chrono Seconds Sub-Seconds 12-hr sub-dial 30-min sub Power indictor reserve Date

Magnetic Resistance
Water Resistance	100 Meters / 10 ATM
Warranty	2-year Manufacturers Warranty
Remarks

All Items purchased from TimeScapeUSA.com receive complimentary free shipping within the United States. Expedited shipping options are available if you would like to upgrade. International shipping is also available. Please note: shipping charges are non-refundable should you decide your purchase just isn't for you. Need a different Shipping method? Please don't hesitate to call us with any questions you may have (952) 525-8880.
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39mm - 41mm - stainless steel case

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