What is the value of a 1978 Harmony Stella guitar model H6132?

The estimated value of a used 1978 Harmony Stella H6132 guitar may range from around $100 to $500 depending on its condition, provenance, and other factors. The specific value may vary depending on several parameters such as the overall playability, physical appearance, rarity, and demand for that particular guitar. To obtain a precise valuation, it is recommended to consult a professional guitar appraiser or refer to reputable online platforms that provide guitar valuations based on market data and expert assessments.