Alterations, repairs, and restorations affect nearly every category of collectibles—from trading cards and artwork to furniture, antiques, jewelry, watches, posters, coins, and historical documents. High-quality restoration must be disclosed, while hidden or undisclosed alterations can destroy value and constitute fraud. Detecting these modifications requires a forensic, multi-layer approach grounded in magnification, lighting analysis, materials science, and professional inspection techniques.
DJR Expert Guide Series, Vol. 160 — Master Guide to Detecting Alterations, Repairs & Restorations provides the comprehensive methodology used by appraisers, conservators, authentication specialists, and forensic examiners to determine originality. This guide breaks down the physical, structural, and optical indicators that reveal hidden restoration across dozens of collectible categories.
Inside, you’ll learn how experts:
Detect surface touch-ups, overpainting, cleaning, and pigment replacement
Identify refinishing, re-lacquering, polishing, and artificial patina
Spot trimming, recoloring, pressing, waxing, and paper fiber disturbance in cards and comics
Recognize welding, soldering, patching, and component replacement in antiques and metalwork
Evaluate gemstone replacements, solder seams, and refurbished settings in jewelry
Identify movement swaps, case refinishing, and dial replacements in watches
Use magnification, UV analysis, raking light, and microscopy to detect hidden repairs
Understand how restoration impacts value and what must be disclosed in professional sales
Volume 160 offers a universal restoration-detection system that applies across all major collectible categories—allowing collectors, buyers, and appraisers to confidently determine originality and protect financial value.
Digital Download — PDF • 9 Pages • Instant Access
Alterations, repairs, and restorations affect nearly every category of collectibles—from trading cards and artwork to furniture, antiques, jewelry, watches, posters, coins, and historical documents. High-quality restoration must be disclosed, while hidden or undisclosed alterations can destroy value and constitute fraud. Detecting these modifications requires a forensic, multi-layer approach grounded in magnification, lighting analysis, materials science, and professional inspection techniques.
DJR Expert Guide Series, Vol. 160 — Master Guide to Detecting Alterations, Repairs & Restorations provides the comprehensive methodology used by appraisers, conservators, authentication specialists, and forensic examiners to determine originality. This guide breaks down the physical, structural, and optical indicators that reveal hidden restoration across dozens of collectible categories.
Inside, you’ll learn how experts:
Detect surface touch-ups, overpainting, cleaning, and pigment replacement
Identify refinishing, re-lacquering, polishing, and artificial patina
Spot trimming, recoloring, pressing, waxing, and paper fiber disturbance in cards and comics
Recognize welding, soldering, patching, and component replacement in antiques and metalwork
Evaluate gemstone replacements, solder seams, and refurbished settings in jewelry
Identify movement swaps, case refinishing, and dial replacements in watches
Use magnification, UV analysis, raking light, and microscopy to detect hidden repairs
Understand how restoration impacts value and what must be disclosed in professional sales
Volume 160 offers a universal restoration-detection system that applies across all major collectible categories—allowing collectors, buyers, and appraisers to confidently determine originality and protect financial value.
Digital Download — PDF • 9 Pages • Instant Access
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