Why is Calander so expensive?

Because: the quality is very good! Calander, a magnifying glass for jewelry appraisal, is a good brand, but it is a little expensive. But it can be used for a long time and the quality is super good.

Calander's business projects include: technical development and research of antique jewelry appraisal instruments and equipment, software and hardware of antique jewelry appraisal network technology; Antique jewelry appraisal technical training, transfer and service consultation; Sales of jewelry processing equipment, jewelry packaging, antique miscellaneous, jewelry, handicrafts, optical instruments, electronic products, archaeological tools, outdoor adventures, outdoor supplies and equipment.