Selling my Porsche Design by Orfina 7176S Chronograph, a late-1970s example featuring the iconic matte finish and the legendary Lemania 5100 movement. This piece was fully serviced in April 2025 by Superior Watch Service (authorized Orfina/IWC service center). Documentation, replaced parts, and service warranty included. Runs strong, keeps excellent time, and is ready to wear. Specs: • Reference: 7176S • Movement: Lemania 5100 (Cal. 5100) • Case: Original stainless steel with factory-brushed finish • Diameter: 41mm • Bracelet: Original integrated bracelet, fits up to 7" wrist + two extra links • Crystal: OEM hard-mineral crystal (replaced during service) • Dial: Original matte black with evenly aged tritium patina • Hands: Correct hand set installed during service (originals included) • Extras: Authentic airplane "Tiger-style" chrono hand included (from prior owner) Recent Service Details (Superior Watch Service - April 2025) • Full service: cleaned, oiled, and regulated • OEM hard-mineral crystal replaced • Correct hand set installed (originals returned) • Replaced case ring + tension spring • Case and bracelet cleaned + resealed • 1-year service warranty included • Total service cost: $1,045 (invoice included) Condition Excellent overall condition for its age. • Case shows light wear consistent with honest use • Bracelet retains strong definition and tightness • Tritium dial has beautiful warm patina • Freshly serviced - chronograph starts, stops, and resets perfectly Included • Original integrated bracelet + 2 extra links • All original replaced parts (sealed) • Extra authentic airplane hand • Full service invoice + warranty paperwork Price $4,400 USD Payment: Wire, Zelle, or PayPal F&F for established members Trades: open Shipping: Fully insured Location: Fairfield County, CT