Vintage diamond wedding and engagement ring set, soldered together as one ring, likely””

ca. 1920s to 1940s. The engagement ring is platinum; stamped along the interior. The engagement ring is set with a circular brilliant-cut central diamond set in a square four-prong crown. There are six mixed-cut diamonds along both sides of the central diamond set in four-prong fishtail mountings. The wedding ring is 14k white gold; stamped along the interior. The wedding ring has a row of six round brilliant-cut diamonds, each set in a four-prong fishtail mounting. There is a temporary sizing band affixed near the bottom. With a recent appraisal.

Gross weight: 8.3 g. US ring size: 5.

(Engagement ring central diamond) height: 5.75 mm x width: 5.7 mm x depth: 3.12 mm; total est. carat weight is .62 carats.
(Engagement ring side diamonds) diameter ranges from 1.8 mm to 2.1 mm; total est. carat weight is .36 carats.
(Wedding ring diamonds) diameter ranges from 2.4 mm to 3.1 mm; total est. carat weight is .35 carats.

Total weight of all diamonds is est. 1.33 carats.