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Marquise|Lab Grown|IGI

1.81ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG641494144

Certificate IGI LG641494144

Diamond specifications and retailer prices

From $931 USD
Save $6,459 USD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $7,390 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 1.81ct lab-grown marquise diamond

This 1.81ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG641494144 or 641494144. Listed at 19 retailers, with prices from $931 to $7,390 at Do Amore Diamonds, a $6,459 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG641494144
Dimensions12.58 × 6.34 × 3.97 mm
L/W Ratio1.98
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
12.58 mm6.34 mm1.81 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG641494144
Side View
Table 57.0%Crown 34.7°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $7,390 USD|Low: $664 USD|High: $7,390 USD|Avg: $2,546 USD
Do Amore Diamonds
Retailer 2
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Retailer 19
September 30, 2026
Retailer 4$931 USD
Retailer 12$1,140 USD
Retailer 19$1,210 USD
Retailer 8$1,220 USD
Retailer 10$1,306 USD
Retailer 2$1,555 USD
Retailer 13$1,666 USD
Retailer 16$1,920 USD
Retailer 6$2,148 USD
Retailer 15$2,657 USD
Retailer 17$2,880 USD
Retailer 5$2,941 USD
Retailer 9$3,183 USD
Retailer 3$3,377 USD
Retailer 14$3,658 USD
Retailer 18$3,781 USD
Retailer 7$3,798 USD
Retailer 11$4,100 USD
Do Amore Diamonds$7,390 USD

37 data points across 19 retailers

19 retailers$931 USD to $7,390 USD

A
Cheapest Retailer
-
$931 USD
A
Retailer 2
-
$1,140 USD
View
A
Retailer 3
-
$1,210 USD
View
A
Retailer 4
-
$1,220 USD
View
A
Retailer 5
-
$1,306 USD
HK$10,200 HKD
View
A
Retailer 6
-
$1,555 USD
View
A
Retailer 7
-
$1,664 USD
£1,310 GBP
View
A
Retailer 8
-
$1,784 USD
€1,699 EUR
View
Price last confirmed 110 days ago
A
Retailer 9
-
$1,920 USD
ZAR 31,011 ZAR
View
B+
Retailer 10
-
$2,148 USD
View
B+
Retailer 11
-
$2,657 USD
A$4,087 AUD
View
B+
Retailer 12
-
$2,880 USD
View
B+
Retailer 13
-
$2,941 USD
£2,316 GBP
View
B+
Retailer 14
-
$3,183 USD
View
B+
Retailer 15
-
$3,377 USD
View
B+
Retailer 16
-
$3,658 USD
£2,880 GBP
View
B
Retailer 17
-
$3,781 USD
SGD 5,109 SGD
View
B
Retailer 18
-
$3,798 USD
View
Most Expensive
B
Do Amore Diamonds
27-F4AD76964 · Oct 1
$7,390 USD
View
18 more retailers have this diamond
Prices start from $931 USDSave up to $6,459 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.

A
1.81ct Marquise
$931 USD