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Oval|Lab Grown|IGI

1.23ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG817661945

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG817661945

Diamond specifications and retailer prices

From $197 USD
As of October 26, 2026
Save $1,693 USD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,890 USD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown oval diamond

This 1.23ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817661945 or 817661945. Listed at 19 retailers as of October 26, 2026, with prices from $197 to $1,890, a $1,693 spread on the same certified stone. Do Amore Diamonds lists it at $1,890. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817661945
Dimensions9.07 × 5.96 × 3.69 mm
L/W Ratio1.52
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.07 mm5.96 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817661945
Side View
Table 61.0%Crown 34.2°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $1,890 USD|Low: $189 USD|High: $1,890 USD|Avg: $604 USD
Do Amore Diamonds
Retailer 2
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Retailer 19
October 29, 2026
Retailer 17$197 USD
Retailer 19$220 USD
Retailer 18$229 USD
Retailer 6$244 USD
Retailer 10$244 USD
Retailer 12$328 USD
Retailer 5$368 USD
Retailer 13$419 USD
Retailer 8$426 USD
Retailer 2$445 USD
Retailer 7$565 USD
Retailer 14$596 USD
Retailer 9$785 USD
Retailer 16$788 USD
Retailer 11$884 USD
Retailer 4$958 USD
Retailer 3$1,126 USD
Retailer 15$1,144 USD
Do Amore Diamonds$1,890 USD

29 data points across 19 retailers

19 retailers$197 USD to $1,890 USD

A
Cheapest Retailer
-
$197 USD
A
Retailer 2
-
$220 USD
View
Final sale: no returns
A
Retailer 3
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$229 USD
View
A
Retailer 4
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$244 USD
View
A
Retailer 5
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$244 USD
View
A
Retailer 6
-
$328 USD
£258 GBP
View
A
Retailer 7
-
$368 USD
View
A
Retailer 8
-
$419 USD
ZAR 6,776 ZAR
View
A
Retailer 9
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$426 USD
View
A
Retailer 10
-
$445 USD
£351 GBP
View
B+
Retailer 11
-
$565 USD
View
A
Retailer 12
-
$596 USD
A$917 AUD
View
B+
Retailer 13
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$679 USD
View
Price last confirmed 50 days ago
B+
Retailer 14
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$785 USD
View
B+
Retailer 15
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$788 USD
View
B
Retailer 16
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$958 USD
View
B
Retailer 17
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$1,126 USD
View
B
Retailer 18
-
$1,144 USD
£901 GBP
View
Most Expensive
B
Do Amore Diamonds
27-9E65FD545 · Oct 28
$1,890 USD
View
18 more retailers have this diamond
Prices start from $197 USDSave up to $1,693 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.23ct Oval
$197 USD