This study aims to analyze the effect of trusted product, product quality, and customer service on repeat purchase at Tiara Gold Store Bireuen. This research used a quantitative method with an associative approach. The sample consisted of 96 respondents who had made purchases at least twice. Data were collected through questionnaires and analyzed using multiple linear regression with SPSS. The results showed that partially, trusted product had no significant effect on repeat purchase with a significance value of 0.076 > 0.05. Meanwhile, product quality and customer service had a positive and significant effect on repeat purchase with significance values of 0.000 < 0.05 and 0.044 < 0.05, respectively. Simultaneously, trusted product, product quality, and customer service significantly affected repeat purchase with a significance value of 0.000 < 0.05. The R Square value of 0.613 indicates that 61.3% of repeat purchase can be explained by these three variables. Based on the results, it can be concluded that product quality is the most dominant variable affecting repeat purchase at Tiara Gold Store Bireuen.
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