T1 Diamond Necklace
in 18k Rose Gold

Description & Details

Wrapped around the wearer in a continuous, unbroken circle, this necklace is traced with striking baguette diamonds. A reinvention of a Tiffany icon, Tiffany T1 designs represent individual strength and perpetual power, worn outwardly to express what lies within. Pair this necklace with Tiffany T earrings for a bold look, or simply wear it on its own.

Wrapped around the wearer in a continuous, unbroken circle, this necklace is traced with striking baguette diamonds. A reinvention of a Tiffany icon, Tiffany T1 designs represent individual strength and perpetual power, worn outwardly to express what lies within. Pair this necklace with Tiffany T earrings for a bold look, or simply wear it on its own.

  • 18k rose gold with baguette and round brilliant diamonds
  • 14.5" long
  • Product number:68915198
  • 18k rose gold with baguette and round brilliant diamonds
  • 14.5" long
  • Product number:68915198

18R BG DI NL

Tiffany T T1 diamond necklace in 18k rose gold.

The Tiffany Experience

When you choose Tiffany & Co., you become a valued member of the Tiffany family. Since 1837, we’ve prided ourselves on providing premium service, a tradition that continues to this day.



T by Tiffany

Through Love For Our Oceans, the House has contributed over USD $2 million to Nature United and its global affiliate, The Nature Conservancy, directly supporting its goal of conserving four billion hectares of ocean by 2030. Comprised of three styles, the designs are available in 18k yellow or rose gold—with diamond accent—and for each bracelet sold through December 31, 2028, USD $150 will be given to Nature United, the Canadian affiliate for The Nature Conservancy.

Between June 8, 2026 and December 31, 2028, Tiffany & Co. will contribute USD $150 for every Tiffany T Smile diamond accent cord bracelet sold in participating jurisdictions, depending on the piece, to Nature United, The Nature Conservancy’s Canadian affiliate. The Conservancy’s mission is to conserve the lands and waters on which all life depends. More information about the Conservancy is available by mail at 4245 N. Fairfax Drive, Suite 100, Arlington, VA 22203, USA; by phone at 800 628 6860 or at nature.org. Charity registration number 66007778 in the District of Columbia, USA. VOID WHERE PROHIBITED.