There is a page called Vest - where users can check their orders, lock period time and claim their SGT as well as rewards. In Vest pages, you can see the details of each order and when you can claim your rewards:
1. After the purchase, you can click on Go to Vest schedule to access Vest to check your order:
2. When access from the Home page, you can click on Vesting section or click on the Vesting page button under the Buy SGT Now:
3. This is the Vesting page, you will see your order details here. Order whose locking period has ended will show a Claim button like below: