Signature Engagement Rings

MiaDonna’s Signature Engagement Collection. Crafted to captivate, each ring showcases a remarkable lab-grown diamond in vivid hues or exceptional sizes, set in sculptural, timeless design. With exquisite proportions and precise artistry, these bold symbols of love are designed for showstopping impact. Extraordinary moments. Brilliant expressions.

Enjoy FREE 4 ctw Certified Diamond Stud Earrings with every Signature Engagement Ring Purchase. Terms apply.

All Signature All Signature
Signature Engagement Signature Engagement
Signature Bracelets Signature Bracelets
Signature Necklaces Signature Necklaces
lab grown diamond signature earrings Signature Earrings
35 Items
FILTER
Exceptional Value
Hayley 10 ⁷⁄₈ ctw Oval Lab Grown Diamond Pave Hidden Halo Engagement Ring - Signature Collection
Hayley 10 ⁷⁄₈ ctw Oval Lab Grown Diamond Pave Hidden Halo Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Hayley 10 ⁷⁄₈ ctw Pave Engagement Ring - Signature Collection $ 9,995
Carat: 10 7/8
WG
YG
RG
PL
Oval Created with Sketch.
Signature Collection
Stephanie 15 ¾ ctw Emerald Lab Grown Diamond Split Shank Hidden Halo Engagement Ring - Signature Collection
Stephanie 15 ¾ ctw Emerald Lab Grown Diamond Split Shank Hidden Halo Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Stephanie 15 ¾ ctw Split Shank Hidden Halo Engagement Ring - Signature Collection $ 30,290
Carat: 15 3/4
WG
YG
RG
PL
Emerald Created with Sketch.
Signature Collection
Amanda 11 ¼ ctw Marquise Lab Grown Diamond Triple Row Side Stone Engagement Ring - Signature Collection
Amanda 11 ¼ ctw Marquise Lab Grown Diamond Triple Row Side Stone Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Amanda 11 ¼ ctw Triple Row Side Stone Engagement Ring - Signature Collection $ 12,435
Carat: 11 1/4
WG
YG
RG
PL
Marquise Created with Sketch.
Signature Collection
Kinsley 12 ¼ ctw Emerald Lab Grown Diamond Three Stone Engagement Ring - Signature Collection
Kinsley 12 ¼ ctw Emerald Lab Grown Diamond Three Stone Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Kinsley 12 ¼ ctw Engagement Ring - Signature Collection $ 11,045
Carat: 12 1/4
WG
YG
RG
PL
Emerald Created with Sketch.
Signature Collection
Lasha 11 ⅕ ctw Round Lab Grown Diamond Triple Row Hidden Halo Engagement Ring - Signature Collection
Lasha 11 ⅕ ctw Round Lab Grown Diamond Triple Row Hidden Halo Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Lasha 11 ⅕ ctw Triple Row Hidden Halo Engagement Ring - Signature Collection $ 9,955
Carat: 11 1/5
WG
YG
RG
PL
Round Created with Sketch.
Signature Collection
London 10 ¾ ctw Emerald Lab Grown Diamond Hidden Halo Engagement Ring - Signature Collection
London 10 ¾ ctw Emerald Lab Grown Diamond Hidden Halo Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
London 10 ¾ ctw Hidden Halo Engagement Ring - Signature Collection $ 11,150
Carat: 10 3/4
WG
YG
RG
PL
Emerald Created with Sketch.
Signature Collection
Cassandra 11 ctw Oval Lab Grown Diamond Hidden Halo Engagement Ring - Signature Collection
Cassandra 11 ctw Oval Lab Grown Diamond Hidden Halo Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Cassandra Hidden Halo Engagement Ring - Signature Collection $ 10,925
Carat: 11
WG
YG
RG
PL
Oval Created with Sketch.
Signature Collection
Sophia 11 ¾ ctw Marquise Lab Grown Diamond Triple Row Hidden Halo Engagement Ring - Signature Collection
Sophia 11 ¾ ctw Marquise Lab Grown Diamond Triple Row Hidden Halo Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Sophia 11 ¾ ctw Triple Row Hidden Halo Engagement Ring - Signature Collection $ 11,685
Carat: 11 3/4
WG
YG
RG
PL
Marquise Created with Sketch.
Signature Collection
Sandra 17 ¾ ctw Radiant Lab Grown Diamond Triple Row Side Stone Engagement Ring - Signature Collection
Sandra 17 ¾ ctw Radiant Lab Grown Diamond Triple Row Side Stone Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Sandra 17 ¾ ctw Triple Row Side Stone Engagement Ring - Signature Collection $ 31,870
Carat: 17 3/4
WG
YG
RG
PL
Radiant Created with Sketch.
Signature Collection
Hallie 10 ¾ ctw Emerald Lab Grown Diamond Split Shank Side Stone Engagement Ring - Signature Collection
Hallie 10 ¾ ctw Emerald Lab Grown Diamond Split Shank Side Stone Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Hallie 10 ¾ ctw Split Shank Side Stone Engagement Ring - Signature Collection $ 11,355
Carat: 10 3/4
WG
YG
RG
PL
Emerald Created with Sketch.
Signature Collection
Heather 14 ctw Heart Lab Grown Diamond Split Shank Hidden Halo Engagement Ring - Signature Collection
Heather 14 ctw Heart Lab Grown Diamond Split Shank Hidden Halo Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Heather 14 ctw Split Shank Hidden Halo Engagement Ring - Signature Collection $ 17,855
Carat: 14
WG
YG
RG
PL
Heart Created with Sketch.
Signature Collection
Kristina 17 ⅓ ctw Elongated Cushion Lab Grown Diamond Hidden Halo Engagement Ring - Signature Collection
Kristina 17 ⅓ ctw Elongated Cushion Lab Grown Diamond Hidden Halo Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Kristina 17 ⅓ ctw Hidden Halo Engagement Ring - Signature Collection $ 32,780
Carat: 17 1/3
WG
YG
RG
PL
Elongated Cushion
The Signature Collection
Signature Collection
Kendall 16 ctw Elongated Cushion Lab Grown Diamond Three Stone Engagement Ring - Signature Collection
Kendall 16 ctw Elongated Cushion Lab Grown Diamond Three Stone Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Kendall 16 ctw Three Stone Engagement Ring - Signature Collection $ 30,760
Carat: 16
WG
YG
RG
PL
Elongated Cushion
Signature Collection
Juniper 10 7/8 ctw Round Lab Grown Diamond Triple Row Side Stone Engagement Ring - Signature Collection
Juniper 10 7/8 ctw Round Lab Grown Diamond Triple Row Side Stone Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Juniper 10 7/8 ctw Triple Row Side Stone Engagement Ring - Signature Collection $ 11,020
Carat: 10 7/8
WG
YG
RG
PL
Round Created with Sketch.
Signature Collection
Kiara 12 ctw Oval Lab Grown Diamond Three Stone Engagement Ring - Signature Collection
Kiara 12 ctw Oval Lab Grown Diamond Three Stone Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Kiara 12 ctw Three Stone Engagement Ring - Signature Collection $ 11,820
Carat: 12
WG
YG
RG
PL
Oval Created with Sketch.
Signature Collection
Catherine 12 ctw Princess Lab Grown Diamond Three Stone Engagement Ring - Signature Collection
Catherine 12 ctw Princess Lab Grown Diamond Three Stone Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Catherine 12 ctw Three Stone Engagement Ring - Signature Collection $ 11,035
Carat: 12
WG
YG
RG
PL
Princess Created with Sketch.
Signature Collection
Paisley 15 ctw Asscher Lab Grown Diamond Split Shank Hidden Halo Engagement Ring - Signature Collection
Paisley 15 ctw Asscher Lab Grown Diamond Split Shank Hidden Halo Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Paisley 15 ctw Split Shank Hidden Halo Engagement Ring - Signature Collection $ 31,060
Carat: 15
WG
YG
RG
PL
Asscher Created with Sketch.
Signature Collection
Veda 12 ¹⁄₃ ctw Marquise Lab Grown Diamond Triple Row Hidden Halo Engagement Ring - Signature Collection
Veda 12 ¹⁄₃ ctw Marquise Lab Grown Diamond Triple Row Hidden Halo Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Veda 12 ¹⁄₃ ctw Triple Row Hidden Halo Engagement Ring - Signature Collection $ 13,230
Carat: 12 1/3
WG
YG
RG
PL
Marquise Created with Sketch.
Signature Collection
Brianna 10 ²⁄₅ ctw Cushion Lab Grown Diamond Double Row Side Stone Engagement Ring - Signature Collection
Brianna 10 ²⁄₅ ctw Cushion Lab Grown Diamond Double Row Side Stone Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Brianna 10 ²⁄₅ ctw Double Row Side Stone Engagement Ring - Signature Collection $ 10,940
Carat: 10 2/5
WG
YG
RG
PL
Cushion Created with Sketch.
Signature Collection
Aniyah 17 ¹⁄₂ ctw Radiant Lab Grown Diamond Three Stone Engagement Ring - Signature Collection
Aniyah 17 ¹⁄₂ ctw Radiant Lab Grown Diamond Three Stone Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Aniyah 17 ¹⁄₂ ctw Three Stone Engagement Ring - Signature Collection $ 31,810
Carat: 17 1/2
WG
YG
RG
PL
Radiant Created with Sketch.
Signature Collection
Jessica 27 ⅕ ctw Oval Lab Grown Diamond Double Prong Side Stone Engagement Ring - Signature Collection
Jessica 27 ⅕ ctw Oval Lab Grown Diamond Double Prong Side Stone Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Jessica 27 ⅕ ctw Double Prong Side Stone Engagement Ring - Signature Collection $ 51,800
Carat: 27 1/5
WG
YG
RG
PL
Oval Created with Sketch.
Signature Collection
Poppy 13 ½ ctw Pear Lab Grown Diamond Hidden Halo Engagement Ring - Signature Collection
Poppy 13 ½ ctw Pear Lab Grown Diamond Hidden Halo Engagement Ring - Signature Collection
[{"name":"Metal","position":1,"values":["14K White Gold","14K Yellow Gold","14K Rose Gold","18K White Gold","18K Yellow Gold","18K Rose Gold","Platinum"]}]
Poppy 13 ½ ctw Hidden Halo Engagement Ring - Signature Collection $ 12,840
Carat: 13 1/2
WG
YG
RG
PL
Pear Created with Sketch.
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