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Marquise|Lab Grown|IGI

1.21ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG838645049

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG838645049

Diamond specifications and retailer prices

From €291 EUR
As of November 4, 2026
Save €1,883 EUR (87%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: €2,174 EUR at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown marquise diamond

This 1.21ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG838645049 or 838645049. Listed at 27 retailers as of November 4, 2026, with prices from €291 to €2,174, a €1,883 spread on the same certified stone. Do Amore Diamonds lists it at €2,174. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838645049
Dimensions10.48 × 5.58 × 3.49 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.48 mm5.58 mm1.21 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838645049
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.5%

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 4
Current: €2,174 EUR|Low: €273 EUR|High: €2,174 EUR|Avg: €886 EUR
Do Amore Diamonds
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Retailer 29
November 5, 2026
Retailer 3€291 EUR
Retailer 14€326 EUR
Retailer 15€338 EUR
Retailer 20€338 EUR
Retailer 5€361 EUR
Retailer 2€408 EUR
Retailer 9€446 EUR
Retailer 6€499 EUR
Retailer 19€527 EUR
Retailer 18€535 EUR
Retailer 11€550 EUR
Retailer 8€596 EUR
Retailer 29€654 EUR
Retailer 28€687 EUR
Retailer 13€711 EUR
Retailer 26€862 EUR
Retailer 23€973 EUR
Retailer 25€1,012 EUR
Retailer 17€1,104 EUR
Retailer 4€1,186 EUR
Retailer 22€1,209 EUR
Retailer 10€1,282 EUR
Retailer 12€1,401 EUR
Retailer 16€1,419 EUR
Retailer 24€1,420 EUR
Retailer 21€1,516 EUR
Retailer 27€1,557 EUR
Retailer 7€2,087 EUR
Do Amore Diamonds€2,174 EUR

21 data points across 29 retailers

27 retailers€291 EUR to €2,174 EUR

A
Cheapest Retailer
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€291 EUR
A
Retailer 2
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€326 EUR
View
Final sale: no returns
Retailer 3
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€338 EUR
View
Price last confirmed 25 days ago
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Retailer 4
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€338 EUR
View
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Retailer 5
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€361 EUR
View
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Retailer 6
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€408 EUR
View
A
Retailer 7
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€446 EUR
View
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Retailer 8
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€499 EUR
View
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Retailer 9
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€535 EUR
View
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Retailer 10
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€536 EUR
View
A
Retailer 11
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€550 EUR
View
B+
Retailer 12
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€654 EUR
View
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Retailer 13
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€687 EUR
View
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Retailer 14
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€711 EUR
View
B+
Retailer 15
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€862 EUR
View
B+
Retailer 16
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€973 EUR
View
B+
Retailer 17
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€1,012 EUR
View
B+
Retailer 18
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€1,104 EUR
View
B+
Retailer 19
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€1,186 EUR
View
B
Retailer 20
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€1,282 EUR
View
B
Retailer 21
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€1,401 EUR
View
B
Retailer 22
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€1,419 EUR
View
B
Retailer 23
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€1,420 EUR
View
Retailer 24
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€1,516 EUR
View
Price last confirmed 29 days ago
B
Retailer 25
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€1,557 EUR
View
B
Retailer 26
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€2,087 EUR
View
Most Expensive
B
Do Amore Diamonds
20-E101725 · Nov 4
€2,174 EUR
$2,440 USD
View
26 more retailers have this diamond
Prices start from €291 EURSave up to €1,883 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
1.21ct Marquise
€291 EUR