The dress is new with tags, however the white trim around the neck and sleeves has become more of an off white colour than brilliant white. This is because it is a velvet type trim and it has picked up some colour from the dress when stored. see 3rd & 4th pictures.

Yieks Womens Nautical Sailor Dress, Black Size 12 BNWT.

The sailor dress reminds of the past back to 50s / 60s
Wide flared skirt, a petticoat underneath would be ideal
knitwear 70% cotton, 25% polyester, 5% elastane
Machine Wash
Fastening: Pull On
A-Line