14K Yellow-Gold Estate Marquise 0.67 ct Diamond Sells at Vogt Auction

Vogt Auction closed its mid-February sale on Feb 14, 2026 with the sale of a 14K yellow-gold estate marquise solitaire described as approximately 0.67 carat. The auction listing identified the stone as a marquise brilliant cut, graded F color and SI2 clarity, and noted an accompanying EGL passport; the ring was cataloged and offered as an estate engagement ring.

The diamond's specification in the lot description combined shape, weight, color, and clarity: marquise brilliant cut, approx. 0.67 ct, F color, SI2 clarity. The EGL passport was listed with the piece, supplying the documented grading that accompanied the estate item during the Vogt Auction sale. Buyers evaluating similar lots should note that an EGL passport was present for this marquise when it crossed the block.

The setting was recorded in the auction catalogue as 14K yellow gold, a traditional choice for estate engagement pieces. The listing framed the piece as a solitaire engagement ring, with provenance given simply as "estate item." Vogt Auction offered the ring within its mid-February sale lineup, presenting the metal grade and the diamond grading together for prospective bidders seeking a passported estate stone.

This sale at Vogt Auction on Feb 14, 2026 highlights the interplay between documented certification and estate provenance in auction pricing and buyer confidence. The lot combined a distinctive marquise brilliant cut with a mid-sized weight of approximately 0.67 carat, F color and SI2 clarity, and the presence of an EGL passport for a ring cast in 14K yellow gold. For buyers and collectors tracking estate engagement rings, the Vogt Auction result underscores the importance of the actual documentation and material details offered with each lot.