May Birthstone Energy  |  Shop Emerald

Unmissable Deals  |  Shop Sale

My Basket

Diamond Jewellery

Diamond Jewellery

A stunning selection of diamond jewellery from Ruby & Oscar. Featuring an array of inspired R&O designs ranging from the elegant to the bold - and the classic to the contemporary. Showcasing a wide variety of cuts, set in gold, white gold, rose gold and sterling silver. Browse Ruby & Oscar's collection of diamond necklaces, rings, earrings and bracelets.

Diamond Jewellery
Filter by:
Filter by:
Price
Sale
Filter by:
Sale
  1. Sale 9items
Gender
Jewellery Type
Gemstone
Stone Colour
Filter by:
Stone Colour
  1. Clear 129items
Stone Type
Metal
Collection
Style
Ruby & Oscar 0.5ct Diamond Solitaire Stud Earrings in 9ct White Gold - R168179W
Diamond Illuminate Stud Earrings in 9ct White Gold
Illuminate Stud Earrings
CHF 619 CHF 539
12% off
Rating:
100%
3 Reviews
Diamond, Solid 9ct White Gold
  • Sale
Ruby & Oscar Men's Diamond Classic Ring 0.01 carat in 9ct White Gold - R166229W
Men's Diamond Fortitude Classic Ring in 9ct White Gold
Men's Fortitude Classic Ring
CHF 679
2 Reviews
0.01 ct Diamond, Solid 9ct White Gold

Multiple ring sizes available

  • Best Seller
Ruby & Oscar 0.5ct Diamond Solitaire Stud Earrings in 9ct Rose Gold - R168183R
Diamond Illuminate Stud Earrings in 9ct Rose Gold
Illuminate Stud Earrings
CHF 619 CHF 539
12% off
Diamond, Solid 9ct Rose Gold
  • Sale
Ruby & Oscar 0.75ct Diamond Solitaire Stud Earrings in 9ct White Gold - R168173W
Diamond Illuminate Stud Earrings in 9ct White Gold
Illuminate Stud Earrings
CHF 679
Diamond, Solid 9ct White Gold

+1 metal available

  • Sale
Ruby & Oscar 1ct Diamond Eternity Ring in 9ct White Gold - R168153W
Diamond Devotion Dimensional Eternity Ring in 9ct White Gold
Devotion Dimensional Eternity Ring
CHF 789 CHF 699
11% off
3 Reviews
1.0 ct Diamond, Solid 9ct White Gold

Multiple ring sizes available

  • Sale
Ruby & Oscar Men's Diamond Brushed Matte Comfort Fit Ring 0.03 carat in Sterling Silver - R166245S
Men's Diamond Fortitude Cuatro Ring in Sterling Silver
Men's Fortitude Cuatro Ring
CHF 269
0.03 ct Diamond, Solid Sterling Silver

Multiple ring sizes available

  • Best Seller
Ruby & Oscar Diamond 5-Stone Band Stackable Ring 0.1 carat in 9ct Gold Plated Sterling Silver - R186207Y - Product Image #1
Diamond Stackable Delicacy Cinco Ring, 9ct Gold Plated
Stackable Delicacy Cinco Ring
CHF 219 CHF 179
18% off
0.1 ctw Diamond, 9ct Gold Plated

Multiple ring sizes available

  • Sale
  • New
Ruby & Oscar Diamond Starlight Stackable Ring 0.1 carat in 9ct Gold Plated Sterling Silver - R186173Y - Product Image #1
Diamond Stackable Delicacy Starlight Ring, 9ct Gold Plated
Stackable Delicacy Starlight Ring
CHF 229 CHF 189
17% off
0.1 ctw Diamond, 9ct Gold Plated

Multiple ring sizes available

  • Sale
  • New
Ruby & Oscar Diamond Letter C Pendant Necklace 0.13 carat in 14k Gold Plated Sterling Silver - R180355Y
Letter C Diamond Initial Pendant Necklace in 9ct Gold
Letter C Initial Pendant Necklace
CHF 269
Diamond, Solid 9ct Gold

Letters A-Z available

  • New
Ruby & Oscar Diamond Stud Earrings 0.2 carat in 9ct Gold - R151653Y
Diamond Illuminate Stud Earrings in 9ct Gold
Illuminate Stud Earrings
CHF 379
Diamond, Solid 9ct Gold

+1 metal available

Ruby & Oscar Diamond Letter R Pendant Necklace 0.18 carat in 14k Gold Plated Sterling Silver - R181855Y
Letter R Diamond Initial Pendant Necklace in 9ct Gold
Letter R Initial Pendant Necklace
CHF 269
Diamond, Solid 9ct Gold

Letters A-Z available

  • New
Ruby & Oscar Diamond Necklace 0.05 carat in Sterling Silver - R171347S
Diamond Stability Pendant Necklace in Sterling Silver
Stability Pendant Necklace
CHF 269
Diamond, Solid Sterling Silver

Multiple lengths available

Ruby & Oscar 0.5ct Diamond Solitaire Stud Earrings in 9ct Gold - R168181Y
Diamond Illuminate Stud Earrings in 9ct Gold
Illuminate Stud Earrings
CHF 619
1 Review
Diamond, Solid 9ct Gold
Ruby & Oscar Diamond Letter S Pendant Necklace 0.15 carat in 14k Gold Plated Sterling Silver - R181955Y
Letter S Diamond Initial Pendant Necklace in 9ct Gold
Letter S Initial Pendant Necklace
CHF 269
Diamond, Solid 9ct Gold

Letters A-Z available

  • New
Ruby & Oscar Diamond Letter S Pendant Necklace 0.15 carat in Sterling Silver - R181933S
Letter S Diamond Initial Pendant Necklace in Sterling Silver
Letter S Initial Pendant Necklace
CHF 269
Diamond, Solid Sterling Silver

Letters A-Z available

  • New
Ruby & Oscar Diamond Letter M Pendant Necklace 0.23 carat in 14k Gold Plated Sterling Silver - R181355Y
Letter M Diamond Initial Pendant Necklace in 9ct Gold
Letter M Initial Pendant Necklace
CHF 309
Diamond, Solid 9ct Gold

Letters A-Z available

  • New
Ruby & Oscar Diamond Letter V Pendant Necklace 0.12 carat in 14k Gold Plated Sterling Silver - R182255Y
Letter V Diamond Initial Pendant Necklace in 9ct Gold
Letter V Initial Pendant Necklace
CHF 249
Diamond, Solid 9ct Gold

Letters A-Z available

  • New
Ruby & Oscar Diamond Bypass Stackable Ring 0.06 carat in 9ct Gold Plated Sterling Silver - R186201Y - Product Image #1
Diamond Stackable Delicacy Bypass Ring, 9ct Gold Plated
Stackable Delicacy Bypass Ring
CHF 189
0.06 ctw Diamond, 9ct Gold Plated

Multiple ring sizes available

  • New
Ruby & Oscar Diamond Stardust Stackable Ring 0.1 carat in 9ct Gold Plated Sterling Silver - R186167Y - Product Image #1
Diamond Stackable Delicacy Stardust Ring, 0.1 ct, 9ct Gold Plated
Stackable Delicacy Stardust Ring
CHF 269
0.1 ct Diamond, 9ct Gold Plated

Multiple ring sizes available

  • New
Ruby & Oscar Diamond Orion Stackable Ring 0.008 carat in 9ct Gold Plated Sterling Silver - R186185Y - Product Image #1
Diamond Stackable Delicacy Uno Ring, 0.01 ct, 9ct Gold Plated
Stackable Delicacy Uno Ring
CHF 129
0.01 ct Diamond, 9ct Gold Plated

Multiple ring sizes available

  • New
Ruby & Oscar Diamond Bezel Stackable Ring 0.06 carat in 9ct Gold Plated Sterling Silver - R186203Y - Product Image #1
Diamond Stackable Delicacy Bypass Ring, 9ct Gold Plated
Stackable Delicacy Bypass Ring
CHF 189
0.06 ctw Diamond, 9ct Gold Plated

Multiple ring sizes available

  • New
Ruby & Oscar 0.75ct Diamond Solitaire Stud Earrings in 9ct Gold - R168175Y
Diamond Illuminate Stud Earrings in 9ct Gold
Illuminate Stud Earrings
CHF 849
Diamond, Solid 9ct Gold
Ruby & Oscar Diamond Letter J Pendant Necklace 0.09 carat in Sterling Silver - R181033S
Letter J Diamond Initial Pendant Necklace in Sterling Silver
Letter J Initial Pendant Necklace
CHF 229
1 Review
Diamond, Solid Sterling Silver

Letters A-Z available

  • New
Ruby & Oscar Diamond Letter J Pendant Necklace 0.09 carat in 14k Rose Gold Plated Sterling Silver - R181077R
Letter J Diamond Initial Pendant Necklace in 9ct Rose Gold
Letter J Initial Pendant Necklace
CHF 229
Diamond, Solid 9ct Rose Gold

Letters A-Z available

  • New

Page
per page