630 × 800
Source:https://www.batchmens.com/pages/dress-shirt-collar-guide
630 × 810
Source:https://propercloth.com/reference/dress-shirt-collar-styles/
1180 × 740
Source:https://www.prettylittlething.us/clothing/dresses/collar-dresses.html
1424 × 938
Source:https://www.cocofennell.com/collections/mini-collar-dress
1461 × 1000
Source:https://recollections.biz/blog/victorian-and-edwardian-neckwear/
325 × 587
Source:https://textilelearner.net/types-of-collars-for-dresses/
621 × 480
Source:https://www.bodenusa.com/en-us/collar-shirt-dress/sty-d0061
525 × 425
Source:https://www.brooksbrothers.com/l/collar-dress.html
3000 × 3000
Source:https://www.etsy.com/il-en/listing/1091902627/1950s-swing-dress-peter-pan-collar-dress
800 × 800
Source:https://www.kohls.com/buy/lapel-collar-dress-0adz05a
