Marquise|Lab Grown|IGI

1.83ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG801694267

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG801694267

Diamond specifications and retailer prices

From $769 USD
As of October 30, 2026
Save $6,051 USD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,820 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.83ct lab-grown marquise diamond

This 1.83ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801694267 or 801694267. Listed at 14 retailers as of October 30, 2026, with prices from $769 to $6,820, a $6,051 spread on the same certified stone. Do Amore Diamonds lists it at $6,820. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694267
Dimensions13.01 × 6.27 × 3.99 mm
L/W Ratio2.07
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
13.01 mm6.27 mm1.83 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694267
Side View
Table 57.0%Crown 34.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.6%

Caratlytics Score

How it works →
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: $6,820 USD|Low: $769 USD|High: $9,000 USD|Avg: $2,554 USD|-24.2%
Do Amore Diamonds
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
October 30, 2026
Retailer 10$769 USD
Retailer 3$836 USD
Retailer 12$1,050 USD
Retailer 7$1,086 USD
Retailer 5$1,110 USD
Retailer 6$1,265 USD
Retailer 11$1,442 USD
Retailer 8$1,659 USD
Retailer 13$2,120 USD
Retailer 14$2,767 USD
Retailer 4$3,140 USD
Retailer 2$3,680 USD
Retailer 9$3,708 USD
Do Amore Diamonds$6,820 USD

40 data points across 14 retailers

14 retailers$769 USD to $6,820 USD

A
Cheapest Retailer
-
$769 USD
A
Retailer 2
-
$836 USD
View
A
Retailer 3
-
$1,050 USD
View
A
Retailer 4
-
$1,086 USD
£855 GBP
View
A
Retailer 5
-
$1,110 USD
View
A
Retailer 6
-
$1,265 USD
View
A
Retailer 7
-
$1,442 USD
View
A
Retailer 8
-
$1,659 USD
€1,580 EUR
View
B+
Retailer 9
-
$2,120 USD
View
B+
Retailer 10
-
$2,767 USD
View
B+
Retailer 11
-
$3,140 USD
View
B+
Retailer 12
-
$3,680 USD
View
B+
Retailer 13
-
$3,708 USD
£2,920 GBP
View
Most Expensive
B
Do Amore Diamonds
27-8D1B3899D · Oct 30
$6,820 USD
View
13 more retailers have this diamond
Prices start from $769 USDSave up to $6,051 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
1.83ct Marquise
$769 USD