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Marquise|Lab Grown|IGI

1.23ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG818689620

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818689620

Diamond specifications and retailer prices

From €172 EUR
$192 USD
As of October 30, 2026
Save €873 EUR (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,045 EUR at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818689620 or 818689620. Listed at 19 retailers as of October 30, 2026, with prices from €172 to €1,045, a €873 spread on the same certified stone. Reve Diamonds lists it at €1,045. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818689620
Dimensions11.81 × 5.36 × 3.32 mm
L/W Ratio2.20
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.81 mm5.36 mm1.23 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818689620
Side View
Table 57.0%Crown 33.8°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 61.9%

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: Oct 30
Current: €564 EUR|Low: €165 EUR|High: €1,045 EUR|Avg: €462 EUR|-2.3%
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
Reve Diamonds
November 1, 2026
Retailer 4€172 EUR
Retailer 3€192 EUR
Retailer 7€200 EUR
Retailer 2€213 EUR
Retailer 5€213 EUR
Retailer 10€273 EUR
Retailer 13€286 EUR
Retailer 15€361 EUR
Retailer 11€388 EUR
Retailer 12€464 EUR
Retailer 8€500 EUR
Retailer 1€564 EUR
Retailer 14€595 EUR
Retailer 6€685 EUR
Retailer 16€687 EUR
Retailer 9€996 EUR
Reve Diamonds€1,045 EUR

43 data points across 17 retailers

19 retailers€172 EUR to €1,045 EUR

A
Cheapest Retailer
-
€172 EUR
$192 USD
A
Retailer 2
-
€192 EUR
$214 USD
View
Final sale: no returns
A
Retailer 3
-
€200 EUR
$223 USD
View
A
Retailer 4
-
€213 EUR
$238 USD
View
Retailer 5
-
€213 EUR
$238 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
€273 EUR
£240 GBP
View
B+
Retailer 7
-
€286 EUR
$320 USD
View
A
Retailer 8
-
€361 EUR
View
A
Retailer 9
-
€388 EUR
£341 GBP
View
A
Retailer 10
-
€414 EUR
$462 USD
View
B+
Retailer 11
-
€464 EUR
A$798 AUD
View
B+
Retailer 12
-
€500 EUR
$559 USD
View
B+
Retailer 13
-
€564 EUR
$630 USD
View
B+
Retailer 14
-
€595 EUR
A$1,023 AUD
View
B+
Retailer 15
-
€685 EUR
$765 USD
View
B+
Retailer 16
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€687 EUR
$767 USD
View
B+
Retailer 17
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€733 EUR
$819 USD
View
B
Retailer 18
-
€996 EUR
£876 GBP
View
Most Expensive
B
Reve Diamonds
7087862CC · Nov 1
€1,045 EUR
$1,168 USD
View
18 more retailers have this diamond
Prices start from €172 EURSave up to €873 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 Marquise
€172 EUR