From the David Jerome Collection:
Unheated 1.54ct Ruby 
in 18k White & Yellow Gold
with 1.00ct Diamonds
Rich Rose Red

From the David Jerome Collection:
Unheated 0.92 ct Ceylon Sapphire
in 18k White Gold
with 0.49ct Diamonds
Fine Royal Blue

From the David Jerome Collection:
Unheated 3.02ct Padparadscha 
in 18k White Gold
with 0.50ct Diamonds
Whiskey Sunset

From the David Jerome Collection:
Unheated 2.16 ct Burma Sapphire
in 18k White Gold
with 0.88ct Diamonds
Fine Royal Blue

From the David Jerome Collection:
Unheated 2.57 ct Afghan Ruby 
in 950 Platinum
with 0.65ct Diamonds
Pigeon Blood

From the David Jerome Collection:
Unheated 18.49ct Brazilian Morganite 
in 18k White Gold
with 0.30ct Diamonds
Deep Flamingo Pink

From the David Jerome Collection:
Untreated 3.44 ct Brazilian Rubellite
in 18k White Gold
with 0.69ct Diamonds
Deep Lush Red

From the David Jerome Collection:
Unheated 1.43ct Burma Ruby (video)
in 950 Platinum
with 0.74ct Diamonds
Pigeon Blood

From the David Jerome Collection:
Untreated 7.04ct Zambian Emerald
in 18k White & Yellow Gold
with 1.10ct Diamonds
Intense Open Green

From the David Jerome Collection:
Unheated 2.54 Burma Ruby
in 18k White Gold
with 0.49ct Diamonds
Pigeon Blood

From the David Jerome Collection:
Unheated 6.47ct Morganite (sold)
in 18k Rose Gold
with 0.75ct Diamonds
Flamingo Rose Pink

From the David Jerome Collection:
Unheated 6.04 ct Brazilian Aquamarine 
in 18k White Gold
with 0.52 ct Brilliant Rounds
Intense Pool Blue

From the David Jerome Collection:
Unheated 28.31ct Brazilian Aquamarine 
in 950 Platinum
with 0.36ct Diamonds
Intense Pool Blue

From the David Jerome Collection:
Unheated 1.00 Ceylon Sapphire
in 18k White Gold
with 0.45ct Diamonds
Hot Neon Pink

From the David Jerome Collection:
Untreated 1.98ct Emerald 
in 18k White Gold
with 0.29ct Diamonds
Deep Vivid Neon Green

From the David Jerome Collection:
Untreated 7.07ct Amethyst (sold)
in 18k White Gold
with 0.29ct Brilliant Round Diamonds
and 0.15ct Pink Sapphires
Lively Bright Purple

From the David Jerome Collection:
Untreated 2.85ct Zambian Emerald
in 18k White Gold
with 0.36ct Diamonds
Deep Chrome Green

From the David Jerome Collection:
Unheated 7.18ct Brazilian Aquamarine 
in 950 Platinum
with 0.36ct Diamonds
Intense Pool Greenish Blue

From the David Jerome Collection:
Unheated 2.16 ct Africa Ruby 
in 18k White Gold
with 0.70ct Diamonds
Rose Red

From the David Jerome Collection:
Untreated 9.84ct Emerald 
in 18k White&Yellow Gold
with 0.63ct Diamonds
Bright Open Vivid Green

From the David Jerome Collection:
Unheated 2.00 ct Burma Ruby 
in 18k White Gold
with 0.60ct Diamonds
Intense Pinkish Red

From the David Jerome Collection:
Unheated 2.99 ct Africa Ruby 
in 18k White Gold
with 1.01ct Diamonds
Deep Rose Red

From the David Jerome Collection:
Untreated 4.74ct Emerald 
in 18k White Gold
with 0.43ct Diamonds
Vivid Neon Green

From the David Jerome Collection:
Untreated 2.41 ct Brazilian Aquamarine 
in 18k White Gold
with 1.12ct Diamonds
Bright Neon Blue

From the David Jerome Collection:
Unheated 8.77ct Ceylon Sapphire
in 18k White Gold
with 1.44ct Brilliant Rounds
Flowery Violet Blue

From the David Jerome Collection:
Unheated 1.80 ct Burma Sapphire
in 950 Platinum
with 0.58 ct Brilliant Rounds
Neon Red-Pink

From the David Jerome Collection:
Un-Oiled 6.42 Carat Emerald
in 950 Platinum
with 3.04 ct Brilliant Rounds
Intense Lightly Blue-ish Green

From the David Jerome Collection:
Unheated 2.28 ct Burma Ruby 
in 18k White&Yellow Gold
with 1.00ct Diamonds
Deep Vivid Red

From the David Jerome Collection:
Untreated 2.86ct Emerald Cabochon
in 18k White Gold
with 0.20ct Diamonds
Deep Vivid Green

From the David Jerome Collection:
Untreated 19.76ct Brazilian Morganite 
in 18k White Gold
with 3.89ct Diamonds
Deep Peach/Salmon

From the David Jerome Collection:
Unheated 3.49ct Ruby 
in 18k White Gold
with 0.45ct Diamonds
Fresh Rose Red

From the David Jerome Collection:
Unheated 1.44 ct Ceylon Sapphire
in 18k White Gold
with 0.49ct Diamonds
Fine Royal Blue

From the David Jerome Collection:
Unheated 2.02ct Ruby 
in 18k White Gold
with 1.40ct Diamonds
Vivid Red-Red

From the David Jerome Collection:
Unheated 15.44 ct Brazilian Amethyst 
in 18k White Gold
with 0.28ct Diamonds
Deep Lively Purple

From the David Jerome Collection:
Unheated 15.93 ct Madagascan Morganite 
in 18k Rose Gold
with 0.50 ct & Pink-Red Sapphires
Tender Rose Pink

From the David Jerome Collection:
Unheated 10.92 ct Brazilian Rubellite
in 950 Platinum
with 1.11 ct Diamonds
Deep Violetish Red

From the David Jerome Collection:
Unheated 1.70 Tanzanian Spinel
in 18k White Gold
with 0.50ct Diamonds
Rich Rose Red

From the David Jerome Collection:
Untreated 10.65ct Zultanite 
in 18k White Gold
with 0.77ct Diamonds
Color Change

From the David Jerome Collection:
Unheated 1.78 ct Brazilian Paraiba (sold)
in 18k White Gold
with 0.49ct Diamonds
Medium Neon Blue