You can find many numerous online shopping sites as per your requirements. I found https://www.level8cases.com is a very useful site for purchasing laptop bags and suitcases. You may try it.
There are numerous sites for online shopping but I want to suggest you some popular and where I bought i.e.
1) Apparels: PrettyLittleThing, Missguided, etc.
2) Jewellery: TATIAS, Kay Jewelers. LIT, etc.
3) Wristwatch: Amazon, Watches.com, etc.
4) Shoes: Overstock.com, HauteLook, etc.
5) Cosmetic: Sephora, Glossier, etc.
I hope this would help you in the future.
Amazon $79,268 74.1%
Wal-Mart $13,484 2.8%
Apple $12,000 5.1%
Staples $10,700 55.5%
Macy's $4,829 17.5%
Home Depot $4,267 5.0%
Best Buy $3,780 9.4%
QVC $3,722 42.7%
These all are the best online websites i like