
We're all a little mad here
Irreverent jewelry with an unapologetic perspective and wry sense of humor

Semper Augustus becomes Mad Fine
We merged our two lines!
We’re proud to re-introduce Mad Fine: a jewelry brand that breaks the mold.










"I contain multitudes"
Bob Dylan
Each Mad Fine collection represents one facet of the things that make us human. Tell your story without ever uttering a word.
BUILD YOUR OWN WEARABLE DIARY
The Necklace Customizer
We believe that jewelry has the power to make us truly feel seen, in our complexities.
Our digital Necklace Customizer is an innovative take on the traditional charm bracelet of yesteryear.


The Time Capsule Collection
Dreaming of a return to a slower, analog way of living: Sophie turned back the clock to her 1980s childhood and has reimagined some of her iconic momentos in 925 Sterling Silver and Solid 10k Gold

As Seen On

Actress Amanda Seyfried wears the Mife Signet in a Lancôme campaign at the Louvre

Actor Justin Theroux wears the ADHD Nameplate Necklace in UsWeekly

Actress Julia Stiles wears the Wellbutrin Cocktail Ring in People Magazine

Actress Jessica Alba wears the Vote Nameplate Necklace in People Magazine

Actress Ever Carradine wears the F*Off Ring

Actress Martha Plimpton wears the Miso and Mife Signet rings.

Personality Busy Philips wears the Vote Nameplate Necklace in People Magazine

Queer Eye’s Antoni Perowski wears the ADHD Nameplate Necklace as seen on Entertainment Tonight

Actor Justin Theroux wears the Gold Mife Signet

Actress Julia Stiles wears a custom Mother Nameplate necklace

Influencer Babs wears the ADHD Nameplate Necklace

Actress Ever Carradine wears the Miso Signet

Influencer Eva Chen with the Ribbon Pendant

Actress Jessica Alba wears the Vote Nameplate Necklace

Comedian Jade Catta-Preta in custom Mad Fine

Influencer Amanda Mccants in custom Mad Fine
Emotional Baggage
Inspired by the things that we carry, and the things we use for support.
If we wear what we're taking, it helps eradicate the stigma around mental healthcare and shows others that there isn't any shame in prioritizing your wellbeing.


THE AWARD YOU DESERVE
Custom Engraving
We offer FREE custom engraving on each Trophy or Ribbon Pendant. Available in Solid 10k Gold or 925 Sterling Silver

Gold Benzo Studs

Featured post
Los Angeles, 2 chances to shop the entire collection IRL!
We're super excited to announce 2 upcoming trunk shows in LA. Come and shop the entire Mad Fine collection this April: Clare V Tuesday April 1st noon-6PM @ 619 Croft...

Julia Stiles wears our Domed Wellbutrin Cocktail Ring!
Julia Stiles wears the Domed Wellbutrin Cocktail Ring to the premiere of her directorial debut “Wish You Were Here” at the Crosby Street Hotel. Get yours here → SHOP DOMED WELLBUTRIN COCKTAIL RING...

So proud!
Cookie Box Collaboration with Greywind Bakery
Introducing a Mad Fine x The Bakery at Greywind 'Partners in Crime' Collab. Including our Nano Silver 'Partners in Crime' Necklace Set and matching broken heart sugar cookies 💔🍪 A portion...

A BIG ANNOUNCEMENT
Semper Augustus becomes Mad Fine
A jewelry brand that breaks the mold. We merged our two lines in order to grow! We’re proud to re-introduce Mad Fine fine jewlery, the brainchild of author-advocate-former-ballet-dancer Sophie Flack....

Seasonal Offer
The Cynthia Rowley Holiday Shopping Trunk Show
We are excited to announce that we will be heading over to the wonderful Cynthia Rowley Store & Studio in Tribeca for the holiday shopping crawl on Saturday 14th of December. Join us for...

SHOP IN PERSON
Cynthia Rowley Trunk Show
Shop in person at our next Trunk Show and enjoy 15% off Semper Augustus. Join us on Saturday November 9th From 12pm - 5pm At Cynthia Rowley, 394 Bleecker St, New York,...

JOIN US IN PERSON
Fountain House Gallery featuring the Mental Health Collection
September 12 - October 30 Fountain House Gallery 702 Ninth Avenue (at 47th Street) NYC Inside My Mind invited Fountain House artists to create work that represented or expressed what...

NEW PRODUCT LAUNCH
Introducing our Pearl Necklaces
“The pearl is the queen of gems and the gem of queens.” - Grace Kelly The Miso Mife Pearl Necklaces are a testament to the belief that every woman should...

NEW TO THE RESCUE
Finding stillness through movement: introducing The Sensory Necklace
Created for fidgeting, nervous energy, and those with sensory issues: we’ve strung six assorted natural gemstones with innate healing properties on a delicate sterling silver or 14k gold cable chain,...

NEW PRODUCT LAUNCH
Introducing the PrEP Pendant
The PrEP Necklace was inspired by a class of revolutionary medications developed to diminish the likelihood of HIV infection. When taken as directed, an antiviral like PrEP can significantly lower...
“I need one for each kid so they don’t fight!
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“I'm Dead
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“I finally feel seen.
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“The joy the lookbook brought me was immense hahaha!
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“Love it sooo much!
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Shop OG Semper Augustus
Some things are just too good to let go. The OG Semper Augustus collection features a selection of our most iconic designs from our original line established Spring 2022 with the mission to destigmatize taking life-changing medications.
- Mental Health
- To The Rescue
- Reproductive Health
- LGBTQ+ Rights
Gold Benzo Studs
Silver Benzo Studs
The Silver Benzo Necklace

More Than Just Jewelry

Socially Conscious Designs
We’ve partnered with a number of nonprofits and donate a portion of proceeds

Heirloom Quality
Crafted by hand from heirloom-quality 14k yellow gold, and tarnish-free & waterproof 10k yellow gold and sterling silver

Made In The USA
Our jewelry is designed in New York City and crafted by hand in the USA

Woman-Owned Business
Founded and designed with intention by Sophie Flack, who works closely with her vendors in New York City’s diamond district
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