This is the fee free card which doesn't often have a sign up bonus. Not huge, but something's better than nothing. I don't know if you can get an extra bonus if you use a referral as well?
Terms:
Receive 12,500 bonus Velocity Points when you apply by 18 November 2019, are approved and spend $750 on your new Card within the first 3 months. This offer is available to new American Express Card Members only.
Bonus & Eligibility. The 12,500 bonus Velocity Points offer is only available to new American Express Card Members who apply online via this landing page for the American Express Velocity Escape Card by 18 November 2019, are approved and spend $750 on their new Card within the first 3 months. Card members who currently hold or who have previously held any other Card product issued by American Express Australia Limited in the preceding 18 month period are ineligible for the bonus Velocity Points offer. Eligible purchases do not include cash advances, interest, balance transfers, fees and charges for traveller’s cheques and foreign currencies. 12,500 bonus Velocity Points will be awarded to the eligible Card member’s Velocity account 8-10 weeks after the spend criteria has been met. This advertised offer is not applicable or valid in conjunction with any other advertised or promotional offer.
I can't seem to find any mention on that link about 12,500 bonus points?