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Marquise|Lab Grown|IGI

1.61ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG833668524

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833668524

Diamond specifications and retailer prices

From $803 USD
As of October 30, 2026
Save $2,695 USD (77%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,498 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.61ct lab-grown marquise diamond

This 1.61ct 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 top-tier cut grade and certified by IGI LG833668524 or 833668524. Listed at 21 retailers as of October 26, 2026, with prices from $803 to $3,498, a $2,695 spread on the same certified stone. MOH London lists it at $3,498. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.61
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833668524
Dimensions11.93 × 6.20 × 3.87 mm
L/W Ratio1.92
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
11.93 mm6.20 mm1.61 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833668524
Side View
Table 57.0%Crown 33.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.4%

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: $3,498 USD|Low: $803 USD|High: $3,539 USD|Avg: $2,059 USD|-1.0%
MOH London
Retailer 2
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Retailer 21
November 1, 2026
Retailer 7$803 USD
Retailer 19$874 USD
Retailer 6$899 USD
Retailer 3$932 USD
Retailer 2$1,053 USD
Retailer 16$1,110 USD
Retailer 12$1,245 USD
Retailer 10$1,303 USD
Retailer 17$1,412 USD
Retailer 13$1,430 USD
Retailer 11$1,504 USD
Retailer 4$2,216 USD
Retailer 15$2,320 USD
Retailer 21$2,620 USD
Retailer 9$2,800 USD
Retailer 20$2,915 USD
Retailer 5$3,023 USD
Retailer 8$3,118 USD
Retailer 14$3,223 USD
Retailer 18$3,293 USD
MOH London$3,498 USD

31 data points across 21 retailers

21 retailers$803 USD to $3,498 USD

A
Cheapest Retailer
-
$803 USD
A
Retailer 2
-
$874 USD
View
A
Retailer 3
-
$899 USD
View
Final sale: no returns
A
Retailer 4
-
$932 USD
View
A
Retailer 5
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$1,053 USD
£829 GBP
View
A
Retailer 6
-
$1,110 USD
View
A
Retailer 7
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$1,245 USD
View
A
Retailer 8
-
$1,303 USD
View
A
Retailer 9
-
$1,412 USD
€1,345 EUR
View
A
Retailer 10
-
$1,430 USD
£1,126 GBP
View
A
Retailer 11
-
$1,504 USD
View
B+
Retailer 12
-
$2,216 USD
View
B+
Retailer 13
-
$2,320 USD
A$3,569 AUD
View
B+
Retailer 14
-
$2,620 USD
View
B
Retailer 15
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$2,800 USD
View
B
Retailer 16
-
$2,915 USD
View
B
Retailer 17
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$3,023 USD
£2,380 GBP
View
B
Retailer 18
-
$3,118 USD
View
B
Retailer 19
-
$3,223 USD
View
B
Retailer 20
-
$3,293 USD
View
Most Expensive
B
MOH London
LG833668524 · Oct 26
$3,498 USD
£2,754 GBP
View
20 more retailers have this diamond
Prices start from $803 USDSave up to $2,695 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
1.61ct Marquise
$803 USD