Spacer Ring14k White Gold Saturn's Ringknife Edge Ringthin Profile

Gabriel NY 14k White Gold Spiral Round Engagement Ring Mounting by Gabriel ER7221W - Emerald Lady Jewelry

Gold Knife Ring

Spacer rings — knife edge or half round?

uxcell ABS Round Spacer Assortment Kit ID 8.2mm OD 14mm for M8 Screws, 8 Sizes Plastic Standoff (5mm 8mm 10mm 12mm 15mm 18mm 20mm 25mm), 160pcs: : Industrial & Scientific

Spacer Ring14k White Gold Saturn's Ringknife Edge Ringthin Profile Ringstacking Ringwomen's Wedding Bandwhite Gold Spacerthin Band

14 Karat White Gold Engagement Ring 001-100-00085 Tahoe City, Bluestone Jewelry

Spacer Ring14k White Gold Saturn's Ringknife Edge Ringthin Profile Ringstacking Ringwomen's Wedding Bandwhite Gold Spacerthin Band

14K White Gold 1.0 ct Classic 6-Prong Simulated Diamond Engagement Ring Graduated Side Stones Promise Bridal Ring 5.5

14K White Gold Oval Twisted Bypass Solitaire Engagement Ring 8.25

What kind of spacer ring should I do?