![Home Base Custom Jewelry Design](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
Key Biscayne Magazine
Check out our editorial
on January 2024 Issue
View Editorial
![Home Base Custom Jewelry Design](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
In The Spotlight
With Emily Zubi Welcomes
Christina Termine
View Interview
![Home Base Custom Jewelry Design](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
Schedule your
Private Shopping
Appointment
Text, call 305-851-1460 or email
ChristinaTermine@aol.com
to schedule your private shopping
appointment to shop Fine Jewelry or
discuss a makeover, custom jewelry piece,
appraisal & more!
![Home Base Custom Jewelry Design](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
Diamond Tension
Set Collection
![Home Base Custom Jewelry Design](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
Specializing in Makeovers
and custom designed & created jewelry,
from contemporary to classic.
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![Home Base Custom Jewelry Design](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
Gemstone Pendants
![Home Base Custom Jewelry Design](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
Specializing in Makeovers
and custom designed & created jewelry,
from contemporary to classic.
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![Home Base Custom Jewelry Design](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
Stackable Bracelets
![Home Base Jewelry Make-Over](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
Riviera Necklaces & Tennis
Bracelets with Diamonds
& Precious Gemstones
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![Home Base Jewelry Make-Over](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
14 Karat gold &
Diamond Rings!
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![Home Base Diamond Tension Set](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
Offers Birthstone Jewelry
in a variety of designs,
including necklaces, pendants,
earrings and rings.
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
![](http://diamondsonthekey.com/wp-content/plugins/revslider/public/assets/assets/dummy.png)
THE ESSENTIALS
Don't know where to begin? Pick one of our essential jewelry categories below and start exploring what we have to offer.
SHOP BIRTHSTONE JEWELRY
We offer Birthstone Jewelry in a variety of designs, including necklaces, pendants, earrings and rings.
![turquoise](https://diamondsonthekey.com/wp-content/uploads/2023/01/turquoise.png)
![tourmaline](https://diamondsonthekey.com/wp-content/uploads/2023/01/tourmaline.png)
![topaz](https://diamondsonthekey.com/wp-content/uploads/2023/01/topaz.png)
![tanzanite](https://diamondsonthekey.com/wp-content/uploads/2023/01/tanzanite.png)
![spinel](https://diamondsonthekey.com/wp-content/uploads/2023/01/spinel.png)
![sapphire](https://diamondsonthekey.com/wp-content/uploads/2023/01/sapphire.png)
![ruby](https://diamondsonthekey.com/wp-content/uploads/2023/01/ruby.png)
![peridot](https://diamondsonthekey.com/wp-content/uploads/2023/01/peridot.png)
![pearl](https://diamondsonthekey.com/wp-content/uploads/2023/01/pearl.png)
![opal](https://diamondsonthekey.com/wp-content/uploads/2023/01/opal.png)
![garnet](https://diamondsonthekey.com/wp-content/uploads/2023/01/garnet.png)
![diamond](https://diamondsonthekey.com/wp-content/uploads/2023/01/diamond.png)
![citrine](https://diamondsonthekey.com/wp-content/uploads/2023/01/citrine.png)
![aquamarine](https://diamondsonthekey.com/wp-content/uploads/2023/01/aquamarine.png)
![emerald](https://diamondsonthekey.com/wp-content/uploads/2023/01/emerald.png)
![amethyst](https://diamondsonthekey.com/wp-content/uploads/2023/01/amethyst.png)
FEATURED PRODUCTS
14K Gold Shared Prong Alternating Ruby & Diamond Band
14K Gold Channel Set Ruby & Diamond Bands
Gold Vermeil Butterfly Pendant
MEET CHRISTINA
Diamonds on the Key specializes in only the highest quality diamonds, having the finest cut and proportions and offers an exciting, wide selection of classic and contemporary diamond jewelry. With a 35-year career in the international fine jewelry industry, Christina Termine brings her expertise and knowledge to her clientele with the goal of providing both an education in diamonds and offering the best pricing. Christina aims to make her customers feel confident and informed in their diamond purchase, while they receiving the highest level of service.
Christina received her Graduate Diamonds Diploma from the Gemological Institute of America (GIA) and insists on buying and selling GIA certified diamonds, as this nonprofit institution is regarded as the world’s foremost authority in gemology. When meeting with Christina in her private jewelry salon, located in Key Biscayne, Florida, clients are professionally guided through the diamond selection process, while discussing their jewelry needs, in order to find the perfect match.
“Forming a reliable and trusting bond with your jeweler is just as significant as the trust and service provided by your doctor, real estate agent, lawyer or financial advisor and that bond is what I hope to build with and every customer”.
![Christina Termine](https://diamondsonthekey.com/wp-content/uploads/2014/09/christina-headshot.jpg)
![](https://diamondsonthekey.com/wp-content/uploads/2020/09/Photo-Sep-30-1-05-28-PM.png)
Gifts Under $500
![](https://diamondsonthekey.com/wp-content/uploads/2021/01/Engagement-Ring-Promo-copy.jpg)
Diamond Engagement Rings
RECENT CUSTOM DESIGNS
A little inspiration... view a few of our most recent customer creations.
LATEST NEWS & EVENTS
Antique Cut Diamond Ring to Simple Band
-
Posted by
olga
Bubble Ring with Diamond Bezel
-
Posted by
olga
Engagement Ring Makeover
-
Posted by
olga
Non Pierced Bezel Earrings
-
Posted by
olga