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Marquise|Lab Grown|IGI

1.67ct D IF Marquise Lab Grown Diamond

VG • D/IF • IGI LG720590613

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG720590613

Diamond specifications and retailer prices

From €556 EUR
$621 USD
As of October 30, 2026
Save €4,376 EUR (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €4,932 EUR at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.67ct lab-grown marquise diamond

This 1.67ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG720590613 or 720590613. Listed at 17 retailers as of October 30, 2026, with prices from €556 to €4,932, a €4,376 spread on the same certified stone. Do Amore Diamonds lists it at €4,932. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.67
Carat
D
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720590613
Dimensions11.90 × 6.15 × 3.96 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizePointed
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
11.90 mm6.15 mm1.67 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720590613
Side View
Table 57.0%Crown 35.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 64.4%

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: €4,932 EUR|Low: €545 EUR|High: €5,550 EUR|Avg: €1,870 EUR|-11.1%
Do Amore Diamonds
Retailer 2
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Retailer 11
Retailer 12
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Retailer 17
October 31, 2026
Retailer 13€556 EUR
Retailer 4€623 EUR
Retailer 9€709 EUR
Retailer 15€800 EUR
Retailer 6€801 EUR
Retailer 8€933 EUR
Retailer 14€1,055 EUR
Retailer 11€1,158 EUR
Retailer 16€1,711 EUR
Retailer 2€1,772 EUR
Retailer 3€1,917 EUR
Retailer 17€2,001 EUR
Retailer 12€2,430 EUR
Retailer 5€2,868 EUR
Retailer 10€2,882 EUR
Retailer 7€3,418 EUR
Do Amore Diamonds€4,932 EUR

32 data points across 17 retailers

17 retailers€556 EUR to €4,932 EUR

A
Cheapest Retailer
-
€556 EUR
$621 USD
A
Retailer 2
-
€623 EUR
$696 USD
View
A
Retailer 3
-
€709 EUR
$792 USD
View
Final sale: no returns
A
Retailer 4
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€800 EUR
$894 USD
View
A
Retailer 5
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€801 EUR
$895 USD
View
A
Retailer 6
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€933 EUR
$1,042 USD
View
A
Retailer 7
-
€1,055 EUR
$1,179 USD
View
A
Retailer 8
-
€1,158 EUR
View
B+
Retailer 9
-
€1,711 EUR
$1,911 USD
View
B+
Retailer 10
-
€1,772 EUR
A$3,046 AUD
View
B+
Retailer 11
-
€1,917 EUR
$2,141 USD
View
B+
Retailer 12
-
€2,001 EUR
$2,236 USD
View
B+
Retailer 13
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€2,430 EUR
$2,715 USD
View
Retailer 14
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€2,868 EUR
£2,523 GBP
View
Price last confirmed 14 days ago
B
Retailer 15
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€2,882 EUR
$3,220 USD
View
Retailer 16
-
€3,418 EUR
A$5,874 AUD
View
Price last confirmed 24 days ago
Most Expensive
B
Do Amore Diamonds
27-770C863E8 · Nov 1
€4,932 EUR
$5,510 USD
View
16 more retailers have this diamond
Prices start from €556 EURSave up to €4,376 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
1.67ct Marquise
€556 EUR