3mm Full Round Spacer Band in 18K Yellow GoldStyle #: NM 22SFR6 18KY 1739 In Stock in size 6. 25 Other sizes metals Made to Order 2 weeks Add this band to your stack to create a spacer or add a different color to your look by adding this bold 3mm tall wide 18K Yellow Gold band! Shown in 18K Yellow but also available to custom order in 18K Rose and White and Platinum. This band is also excellent to use as a spacer band between a engagement ring and a wedding band to fill the gaps between pieces.