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Marquise|Lab Grown|IGI

1.90ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2 • IGI LG828637417

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG828637417

Diamond specifications and retailer prices

From $294 USD
As of October 28, 2026
Save $1,346 USD (82%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,640 USD at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 1.9ct lab-grown marquise diamond

This 1.9ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828637417 or 828637417. Listed at 5 retailers as of October 28, 2026, with prices from $294 to $1,640, a $1,346 spread on the same certified stone. Frank Darling lists it at $1,640. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828637417
Dimensions12.23 × 6.53 × 4.18 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.23 mm6.53 mm1.90 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828637417
Side View
Table 60.0%Crown 37°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 64.0%

Caratlytics Score

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

Price History

Last verified: Oct 28
Current: $1,640 USD|Low: $294 USD|High: $1,641 USD|Avg: $856 USD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 2$294 USD
Retailer 3$434 USD
Retailer 6$591 USD
Retailer 5$1,170 USD
Retailer 4$1,255 USD
Frank Darling$1,640 USD

12 data points across 6 retailers

5 retailers$294 USD to $1,640 USD

A
Cheapest Retailer
-
$294 USD
Final sale: no returns
B+
Retailer 2
-
$434 USD
View
B+
Retailer 3
-
$1,170 USD
View
Retailer 4
-
$1,255 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Frank Darling
100194029837KD · Oct 29
$1,640 USD
View
4 more retailers have this diamond
Prices start from $294 USDSave up to $1,346 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
1.90ct Marquise
$294 USD