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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 €202 EUR
$227 USD
As of November 1, 2026
Save €1,741 EUR (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,944 EUR at Do Amore Diamonds · As of November 2, 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 1, 2026, with prices from €202 to €1,944, a €1,741 spread on the same certified stone. Do Amore Diamonds lists it at €1,944. 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
Colour
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 1
Current: €522 EUR|Low: €151 EUR|High: €1,124 EUR|Avg: €502 EUR|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 3, 2026
Retailer 8€151 EUR
Retailer 15€202 EUR
Retailer 6€226 EUR
Retailer 4€234 EUR
Retailer 7€251 EUR
Retailer 17€251 EUR
Retailer 9€337 EUR
Retailer 11€370 EUR
Retailer 2€427 EUR
Retailer 1€522 EUR
Retailer 5€533 EUR
Retailer 13€615 EUR
Retailer 12€675 EUR
Retailer 14€810 EUR
Retailer 3€891 EUR
Retailer 16€959 EUR
Retailer 10€1,111 EUR

44 data points across 17 retailers

19 retailers€202 EUR to €1,944 EUR

A
Cheapest Retailer
-
€202 EUR
$227 USD
A
Retailer 2
-
€226 EUR
$253 USD
View
Final sale: no returns
A
Retailer 3
-
€234 EUR
$263 USD
View
Retailer 4
-
€251 EUR
$282 USD
View
Price last confirmed 8 days ago
A
Retailer 5
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€251 EUR
$282 USD
View
A
Retailer 6
-
€337 EUR
$378 USD
View
A
Retailer 7
-
€370 EUR
£327 GBP
View
A
Retailer 8
-
€427 EUR
$479 USD
View
B+
Retailer 9
-
€522 EUR
£461 GBP
View
B+
Retailer 10
-
€533 EUR
$598 USD
View
Retailer 11
-
€615 EUR
$690 USD
View
Price last confirmed 15 days ago
B+
Retailer 12
-
€675 EUR
A$1,164 AUD
View
B
Retailer 13
-
€810 EUR
$909 USD
View
B
Retailer 14
-
€891 EUR
$999 USD
View
B
Retailer 15
-
€959 EUR
CA$1,494 CAD
View
B
Retailer 16
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€1,043 EUR
$1,170 USD
View
B
Retailer 17
-
€1,111 EUR
£981 GBP
View
B
Retailer 18
-
€1,141 EUR
$1,279 USD
View
Most Expensive
B
Do Amore Diamonds
27-B97F3F9B6 · Nov 2
€1,944 EUR
$2,180 USD
View
18 more retailers have this diamond
Prices start from €202 EURSave up to €1,741 EUR

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
€202 EUR