Vintage OSCAR DE LA RENTA silk tunic w/ bamboo buttons Large

Approximate size large or oversized medium. No size tag Measurements taken while laying flat: Underarm to underarm 20.5” Length from top of shoulder to bottom of hem 31” front, 32.5” back Sleeve length 22” Arm opening 8.5” Waist 21.5” Some water staining at V neck. See photos.