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14K, 18K & Platinum Round 4 Prong Double Gallery Positive Locking Guardian Post & Back Sets

Part # 20C-338 Out of Stock Weight -- lb -- g
Current price $201.20
Metal Types: 18K Yellow
Stone Size: 6.0mm (.75ct)

Classic round 4-prong double-gallery earring mountings with Positive Locking Guardian posts and nuts for securely setting round faceted gemstones. A clean, balanced profile lets the stone take center stage. Available in 14K yellow, 14K white, 18K yellow, 18K white, and platinum across a broad stone-size range, these mountings are well-suited for professional jewelry mounting and repair work.

Features

  • 4-prong double-gallery construction designed for round faceted stones
  • Positive Locking Guardian posts and nuts for added wearing security
  • Available in 14K yellow, 14K white, 18K yellow, 18K white, and platinum
  • Covers a stone-size range of 4.0–8.0 mm (.25–2.0 ct) for matched design flexibility
  • Manufactured in the USA
  • Suitable for professional jewelry mounting and repair work

Specifications

Stone Shape Round
Stone Type Round faceted gemstone
Setting Style 4-prong double-gallery earring mounting
Stone Size Range 4.0–8.0 mm
Approx. Diamond Size Range .25–2.0 ct per single round stone
Post & Back Type Positive Locking Guardian post and nut
Sold By Piece
Manufactured In USA

Available Options

Part # Metal Type Stone Size
200-334 14K Yellow 4.0 mm (.25 ct)
200-336 14K Yellow 5.0 mm (.50 ct)
200-338 14K Yellow 6.0 mm (.75 ct)
200-339 14K Yellow 6.5 mm (1.0 ct)
200-340 14K Yellow 7.0 mm (1.25 ct)
200-341 14K Yellow 7.5 mm (1.50 ct)
200-342 14K Yellow 8.0 mm (2.0 ct)
201-334 14K White 4.0 mm (.25 ct)
201-336 14K White 5.0 mm (.50 ct)
201-338 14K White 6.0 mm (.75 ct)
201-339 14K White 6.5 mm (1.0 ct)
201-340 14K White 7.0 mm (1.25 ct)
201-341 14K White 7.5 mm (1.50 ct)
201-342 14K White 8.0 mm (2.0 ct)
20B-334 Platinum 4.0 mm (.25 ct)
20B-336 Platinum 5.0 mm (.50 ct)
20B-338 Platinum 6.0 mm (.75 ct)
20B-339 Platinum 6.5 mm (1.0 ct)
20B-340 Platinum 7.0 mm (1.25 ct)
20B-341 Platinum 7.5 mm (1.50 ct)
20B-342 Platinum 8.0 mm (2.0 ct)
20C-334 18K Yellow 4.0 mm (.25 ct)
20C-336 18K Yellow 5.0 mm (.50 ct)
20C-338 18K Yellow 6.0 mm (.75 ct)
20C-339 18K Yellow 6.5 mm (1.0 ct)
20C-340 18K Yellow 7.0 mm (1.25 ct)
20C-341 18K Yellow 7.5 mm (1.50 ct)
20C-342 18K Yellow 8.0 mm (2.0 ct)
20D-334 18K White 4.0 mm (.25 ct)
20D-336 18K White 5.0 mm (.50 ct)
20D-338 18K White 6.0 mm (.75 ct)
20D-339 18K White 6.5 mm (1.0 ct)
20D-340 18K White 7.0 mm (1.25 ct)
20D-341 18K White 7.5 mm (1.50 ct)
20D-342 18K White 8.0 mm (2.0 ct)
20E-334 18K White 4.0 mm (.25 ct)
20E-336 18K White 5.0 mm (.50 ct)
20E-338 18K White 6.0 mm (.75 ct)
20E-339 18K White 6.5 mm (1.0 ct)
20E-340 18K White 7.0 mm (1.25 ct)
20E-341 18K White 7.5 mm (1.50 ct)
20E-342 18K White 8.0 mm (2.0 ct)

Notes

Sold by the piece. Order 2 pieces for a pair. The carat weight shown is the approximate diamond equivalent for one round stone; the mm size indicates the stone diameter the mounting is designed to fit.

California Prop 65 Warning California Prop 65 Warning:
Cancer and Reproductive Harm. www.P65warnings.ca.gov.
Brand
Otto Frei
Part #
20C-338
Type
Earrings
Country of Origin
United States
Dimensions
0.15 in x 0.15 in x 0.25 in
Stone Shape
Round
Stone Type
Round faceted gemstone
Setting Style
4-prong double-gallery earring mounting
Stone Size Range
4.0–8.0 mm
Approx. Diamond Size Range
.25–2.0 ct per single round stone
Post & Back Type
Positive Locking Guardian post and nut
Sold By
Piece
Manufactured In
USA