Oval|Lab Grown|IGI

1.23ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG817661900

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG817661900

Diamond specifications and retailer prices

From $227 USD
As of November 3, 2026
Save $1,953 USD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,180 USD at Do Amore Diamonds · As of November 4, 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 LG817661900 or 817661900. Listed at 19 retailers as of November 3, 2026, with prices from $227 to $2,180, a $1,953 spread on the same certified stone. Do Amore Diamonds lists it at $2,180. 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 angle33.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817661900
Dimensions8.94 × 5.97 × 3.71 mm
L/W Ratio1.50
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.94 mm5.97 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817661900
Side View
Table 60.0%Crown 33.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.1%

Caratlytics Score

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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: Nov 3
Current: $586 USD|Low: $169 USD|High: $1,261 USD|Avg: $568 USD|+3.7%
Retailer 1
Retailer 2
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Retailer 11
Retailer 12
Retailer 13
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Retailer 16
November 5, 2026
Retailer 8$169 USD
Retailer 14$227 USD
Retailer 6$253 USD
Retailer 4$263 USD
Retailer 7$282 USD
Retailer 16$282 USD
Retailer 9$414 USD
Retailer 2$479 USD
Retailer 1$586 USD
Retailer 5$598 USD
Retailer 12$690 USD
Retailer 10$761 USD
Retailer 13$909 USD
Retailer 3$999 USD
Retailer 15$1,075 USD
Retailer 11$1,245 USD

44 data points across 16 retailers

19 retailers$227 USD to $2,180 USD

A
Cheapest Retailer
-
$227 USD
A
Retailer 2
-
$253 USD
View
Final sale: no returns
A
Retailer 3
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$263 USD
View
Retailer 4
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$282 USD
View
Price last confirmed 11 days ago
A
Retailer 5
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$282 USD
View
A
Retailer 6
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$378 USD
View
A
Retailer 7
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$414 USD
View
A
Retailer 8
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$479 USD
View
B+
Retailer 9
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$586 USD
View
B+
Retailer 10
-
$598 USD
View
Retailer 11
-
$690 USD
View
Price last confirmed 18 days ago
B+
Retailer 12
-
$761 USD
View
B
Retailer 13
-
$909 USD
View
B
Retailer 14
-
$999 USD
View
B
Retailer 15
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$1,075 USD
View
B
Retailer 16
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$1,170 USD
View
B
Retailer 17
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$1,245 USD
View
B
Retailer 18
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$1,279 USD
View
Most Expensive
B
Do Amore Diamonds
27-B97F3F9B6 · Nov 4
$2,180 USD
View
18 more retailers have this diamond
Prices start from $227 USDSave up to $1,953 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
$227 USD