BuyDig offers the Sigma 17-70mm f/2.8-4 DC Macro OS HSM Lens for Nikon, model no. 668306, for $399. Coupon code “HolidayBDBux10” cuts it to $389. With free shipping, that’s the lowest total price we could find by $36. This anti-shake lens features three aspherical lenses and one ELD glass element.

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