It's about as heavy as a Jelly Bean.
(for Jelly Belly beans; approximate)
It's about four-fifths as heavy as a Paper Clip.
In other words, 1,100 miligrams is 0.79 times the weight of a Paper Clip, and the weight of a Paper Clip is 1.3 times that amount.(average)
It's about one-and-two-fifths times as heavy as a Nail.
In other words, the weight of a Nail is 0.71 times 1,100 miligrams.(for 15-gauge, 2-inch, finishing nails)
It's about three-fifths as heavy as a Playing Card.
In other words, 1,100 miligrams is 0.61 times the weight of a Playing Card, and the weight of a Playing Card is 1.6 times that amount.(ISO 216 B8 size, 2.5" x 3.5")
A single ISO 216 B8-size playing card weighs 1,800 miligrams. Although this size is the most common home playing card, many casinos use "bridge size" cards — 2,640 sq. mm (4.036 sq. in) smaller in area.
It's about two-fifths as heavy as a Penny.
In other words, 1,100 miligrams is 0.44 times the weight of a Penny, and the weight of a Penny is 2.3 times that amount.(United States) (formally one-cent coin) (Union shield design, 2010-present)
It's about one-fourth as heavy as a Die (Dice).
In other words, 1,100 miligrams is 0.27 times the weight of a Die (Dice), and the weight of a Die (Dice) is 3.7 times that amount.(for six-sided, 16 mm, rounded cube)
A die, of the size most commonly used in board games and casinos, typically weight 4,100 miligrams. The use of dice and dice-like tools predates written history, with the oldest known examples belonging to a 5,000-year old backgammon set uncovered during an archaeological dig in modern-day Iran.