1350 × 900
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1188 × 891
Source:https://dresstby.com/products/royal-blue-tulle-long-prom-dress-blue-tulle-long-evening-dress
640 × 640
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912 × 608
Source:https://www.fancyvestido.com/products/elegant-v-neck-royal-blue-satin-prom-dress
1080 × 1080
Source:https://www.mychicdress.com/products/gorgeous-royal-blue-prom-dress-with-flowers-long-sleeveless-evening-dresss
1200 × 800
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900 × 600
Source:https://www.thecelebritydresses.com/new-style-royal-blue-chiffon-beaded-pageant-dress-evening-gown.html
900 × 600
Source:https://www.musebridals.com/products/royal-blue-a-line-v-neck-spaghetti-straps-long-prom-dresses-with-split-mp657
400 × 400
Source:https://www.ebay.com/itm/202734835909
420 × 280
Source:https://www.promfy.com/royal-blue-satin-split-prom-dress-3056.html