Sinn 910 Anniversary Split-Seconds Chronograph
SPECS:
Manufacturer: Sinn Spezialuhren GmbH, Wilhelm-Fay-Strasse 21, 65936 Frankfurt am Main, Germany
Reference number: 910
Functions: Hours, minutes, subdial for the continually running seconds hand, rattrapante chronograph (central elapsed-seconds hand for up to 30 elapsed minutes, central rattrapante hand), double tachymeter scale
Movement: ETA/Valjoux 7750, automatic, modified and equipped with a column wheel by La Joux-Perret (8602-1), 28,800 vph, 31 jewels, Glucydur balance, Nivarox hairspring, fine adjustment via Bipartite index, Nivarox shock absorption, 55-hour power reserve, diameter = 30.4 mm, height = 8.40 mm
Case: Stainless steel with sapphire crystal above the dial anti-reflectively treated on both sides, sapphire crystal caseback anti-reflectively treated on its inner surface, water resistant to 100 meters
Strap and clasp: Leather strap with pin buckle and solid stainless-steel bracelet
Rate results (deviation in seconds per 24 hours, fully wound/after 24 hours):
On the wrist +3.5
Dial up +6.7 / +4.0
Dial down +6.0 / +5.1
Crown up +2.6 / +2.6
Crown down +5.9 / +5.7
Crown left +4.5 / +3.5
Greatest deviation 4.1 / 3.1
Average deviation +5.1 / +4.2
Average amplitude:
Flat positions 337° / 308°
Hanging positions 310° / 275°
Dimensions: Diameter = 41.48 mm, lug width = 22 mm, height = 15.59 mm, weight = 110.0 grams
Limited edition of 300 pieces
Price: $6,330
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