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Marquise|Lab Grown|IGI

1.85ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG778690171

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG778690171

Diamond specifications and retailer prices

From $409 CAD
$292 USD
As of October 28, 2026
Save $2,059 CAD (83%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,467 CAD at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 1.85ct lab-grown marquise diamond

This 1.85ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778690171 or 778690171. Listed at 6 retailers as of October 28, 2026, with prices from $409 to $2,467, a $2,059 spread on the same certified stone. Frank Darling lists it at $2,467. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.85
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778690171
Dimensions6.31 × 6.31 × 13.20 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
6.31 mm6.31 mm1.85 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778690171
Side View
Table 56.0%Crown 34.7°Girdle: ThinPavilion 40.4°Culet: NoneDepth 62.9%

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: $2,467 CAD|Low: $251 CAD|High: $2,468 CAD|Avg: $1,131 CAD|-0.0%
Frank Darling
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
Retailer 15
October 28, 2026
Retailer 5$251 CAD
Retailer 2$409 CAD
Retailer 8$605 CAD
Retailer 14$742 CAD
Retailer 13$754 CAD
Retailer 12$813 CAD
Retailer 11$832 CAD
Retailer 4$1,029 CAD
Retailer 7$1,167 CAD
Retailer 6$1,272 CAD
Retailer 15$1,537 CAD
Retailer 10$1,629 CAD
Retailer 9$1,889 CAD
Retailer 3$1,951 CAD
Frank Darling$2,467 CAD

12 data points across 15 retailers

6 retailers$409 CAD to $2,467 CAD

A
Cheapest Retailer
-
$409 CAD
$292 USD
Final sale: no returns
B+
Retailer 2
-
$605 CAD
$432 USD
View
Retailer 3
-
$1,167 CAD
A$1,283 AUD
View
Price last confirmed 120 days ago
B+
Retailer 4
-
$1,629 CAD
$1,164 USD
View
B
Retailer 5
-
$1,889 CAD
$1,350 USD
View
Most Expensive
B
Frank Darling
100752819164KD · Oct 29
$2,467 CAD
$1,763 USD
View
5 more retailers have this diamond
Prices start from $409 CADSave up to $2,059 CAD

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
1.85ct Marquise
$409 CAD