Mayell Silver Chrome Plate Clam Shell butter dish

A Mayell Product Silver Chrome Plate Clam Shell Butter Dish w Glass Insert- Knife Excellent Pre-Owned Condition! Never used. Original sticker reads "A Mayell Product Classic, Stainless Guaranteed for 5 years, Made in England" Small butter knife reads "Made in England" and "Chrome Plate" It has a glass shaped like a shell on the inside and a slot for the knife on the outer shell. Piece measures approximately 5 inches by 5 inches and 1 1/2 inches to 2 inches deep. It looks silver.