Sheffield Snail Dial "Chronograph" CASE MATERIAL_Platinum and the dot on the

and the dot on the outer yellow disk marks the minutes on the far outer black ring

and it shows virtually no wear

Tissot & Fils

and is in superb condition

Sheffield Snail Dial "Chronograph" CASE MATERIAL_Platinum and the dot on theThis is a great looking Sheffield Snail Dial "Chronograph" watch that sets, and runs great, and keeps excellent time, with start stop feature working correctly. It features a Telemetre feature in KM (feature that measures distance to an event by time it takes for sound to reach observer such as time to hear thunder after seeing lightning), and a center tachymeter feature (snail look) which measures speed by time it takes to travel a mile. It is not