Fields Schlumberger, Alsace wine, winemaker reaping Guebwiller. Winemaker 100% harvesting, we produce our own exclusive collection. We buy or grapes or juice or wine (the Alsatian vineyards represent only 22% of regional production). Fields Schlumberger a family vineyard since 1810. Today, two generations working side by side (Alain-Beydon Severine Schlumberger Schlumberger 6th and 7th generation) for a "handover" smooth!. The vineyard areas Schlumberger is a unique case in Alsace, with its 140 hectares including 70 hectares classified Grand Cru vineyards in four regions: Kitterlé, Kessler, Saering, Spiegel.