Aquamarine Capital | 5,276 followers on LinkedIn. Investing without charging a management fee | Aquamarine Fund is an investment partnership inspired by the original 1950's Buffett partnerships, run by a close replication of the original Buffett partnership rules. The managing partner of Aquamarine Fund is Guy Spier who is an ardent disciple of Warren Buffett, and closely follows Buffett's principles on Value Investing and capital allocation. The fund was launched on September 15th, 1997 at $15 million in assets, with the overwhelming majority coming from immediate family members and friends.