Jewelry. (2) Ivar T. Holth circle modernist sterling silver pendants . blue enamel guilloche 2 1/2"

Jewelry. (2) Ivar T. Holth circle modernist sterling silver pendants . blue enamel guilloche 2 1/2" length & green enamel guilloche 2" length both in good condition

Jewelry. (2) pins (1) pendant. purple OPRO enamel guilloche pin; blue sterling silver Ivar T Holth hallmark H & blue art deco shoe clip style pin w/ sterling ball design no hallmarks, all in good cond

David Anderson blue enamel on sterling silver leaf pin and matching clip on earrings, brooch - 2.5"L, earrings - 1.25"L, and a Ivar T Holth sail boat brooch in blue and white Guilloche enamel, 1.5"L.

Jewelry. (2) Vintage blue enamel sterling silver necklaces, 4 panel Ivar T. Holth & sterling floral design drop necklace, good condition

Jewelry. (2) Vintage necklaces white enamel guilloche sterling silver necklaces, both sgd. Ivar Holth 925 Norway. good condition

Jewelry. (2) Vintage white enamel guilloche sterling silver necklaces. 5 panel sgd. Aksel Holmsen Norway 925S & 4 panel sgd. Ivar T. Holth good condition

Jewelry. (2) Vintage necklaces white enamel guilloche sterling silver necklaces, 5 panel sgd. Ivar Holth Norway & 7 panel sgd. CN5 925S both in good condition

Jewelry. Bjorn Sigurd Ostern Vintage colbalt blue guilloche enamel & sterling harp pendant 2 1/2" length; 1 1/4" wide; 20.64 grams, good condition.

Jewelry. Bjorn Sigurd Ostern Vintage aqua blue guilloche enamel & sterling harp pendant 2 1/2" length; 1 1/4" wide; 20 grams, good condition.

Lot of 2 jewelry pieces. Embla matching sterling silver modernist pendant and ring. Geometric design with blue enamel decoration. Both pieces signed to undersides, marked 925. Ring has adjustable band

Jewelry. (2) pendants. Modern red guilloche enamel Albert Scharning sterling silver pendant & large round sterling pendant w/ hallmark DS MDMA w/ red circle

Jewelry. Vintage Ivar T. Holth Norway yellow enamel guilloche sterling silver necklace, 13 panels, 14 1/2" length good condition

Bjorn Sigurd Ostern Vintage Cobalt Blue Guilloche Enamel and Sterling Silver Harp Pendant Hallmarked in Reverse with Makers Mark: " D-A 925S Sterling Norway INV BS? " Circa 1966 Dimensions Approx: 2 1

Jewelry. Norway sterling blue guilloche enamel Modernist pendant/necklace hallmark 925 CH, 10.51 grams total weight 10 5/8" total length w/ chain, 1 1/2" wide 2" length pendent, good condition

Jewelry. (3) Modernist Brutalist Norway David Andersen pendants/pins, brown/yellow enamel w/ sterling chain, 12" length, 2 5/8" wide, 28.48 grams; blue enamel pendant 14.13 grams 1 3/4" wide; green en

Jewelry. Bjorn Sigurd Ostern for David Andersen Vintage modernist blue guilloche enamel & sterling necklace, chain hallmark D-A 925s, 14 1/2" length, 34.79 grams, 1 5/8" width of pendant, enamel & cha

Jewelry. Vintage Guilloche & sterling hallmark H for Ivar T. Holth Norway, blue enamel with gold wash, approx. 14 1/2" inches in total length, good condition

Jewelry. Vintage Ivar T. Holth H sterling silver Norway green enamel guilloche necklace, 12 individual panels, 15" total length, good condition

Jewelry. Ivar T. Holth H sterling Norway sterling silver white enamel guilloche necklace, 12 individual panels, 15" total length. good condition

Jewelry. (2) Vintage mid-century sterling silver David-Andersen pendants green enamel guilloche & red enamel guilloche, both 2 1/2" length, both hallmarked UNI D-A 925S Norway INV. UT, good condition

Jewelry. Vintage Ivar T. Holth Norway red enamel guilloche sterling silver necklace w/ gold wash. 12 individual panels of enamel, 15' total length. good condition

Modernist Sterling Silver Pendant with Blue Enamel, signed on the back Norway Sterling (Maker Marks) 925S 2" x 1 3/4" Weight: 7,3 g

Jewelry. Vintage Ivar T. Holth Norway white enamel guilloche sterling silver w/ gold wash, "J" design, 12 individual panels, 16" total length, good condition

Jewelry. (2) Sterling guilloche enamel necklaces, light blue hallmark 925s, 15 1/2" total length; green necklace hallmark 925, 17" total length, both in good condition