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Marquise|Lab Grown|IGI

1.85ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG828618673

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG828618673

Diamond specifications and retailer prices

From $322 USD
As of October 27, 2026
Save $1,938 USD (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,260 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 LG828618673 or 828618673. Listed at 25 retailers as of October 27, 2026, with prices from $322 to $2,260, a $1,938 spread on the same certified stone. Brilliant Earth lists it at $2,260. 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 angle36.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828618673
Dimensions12.27 × 6.53 × 4.01 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.27 mm6.53 mm1.85 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828618673
Side View
Table 60.0%Crown 36.4°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.4%

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 27
Current: $2,260 USD|Low: $322 USD|High: $2,720 USD|Avg: $956 USD|-16.9%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
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Retailer 15
Retailer 16
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Retailer 19
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Retailer 21
October 29, 2026
Retailer 11$322 USD
Retailer 20$397 USD
Retailer 15$418 USD
Retailer 21$515 USD
Retailer 13$560 USD
Retailer 5$586 USD
Retailer 19$603 USD
Retailer 16$627 USD
Retailer 2$668 USD
Retailer 14$744 USD
Retailer 18$838 USD
Retailer 4$916 USD
Retailer 8$1,146 USD
Retailer 10$1,196 USD
Retailer 12$1,201 USD
Retailer 3$1,372 USD
Retailer 9$1,387 USD
Retailer 17$1,431 USD
Retailer 7$1,474 USD
Retailer 6$1,491 USD
Brilliant Earth$2,260 USD

33 data points across 21 retailers

25 retailers$322 USD to $2,260 USD

A
Retailer 1
-
$288 USD
Price last confirmed 12 days ago
A
Retailer 2
-
$322 USD
View
Final sale: no returns
A
Retailer 3
-
$334 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
$357 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$397 USD
HK$3,100 HKD
View
A
Retailer 6
-
$418 USD
£329 GBP
View
A
Retailer 7
-
$515 USD
View
A
Retailer 8
-
$560 USD
€533 EUR
View
A
Retailer 9
-
$586 USD
View
A
Retailer 10
-
$603 USD
ZAR 9,748 ZAR
View
A
Retailer 11
-
$627 USD
£494 GBP
View
A
Retailer 12
-
$668 USD
A$1,028 AUD
View
A
Retailer 13
-
$744 USD
View
B+
Retailer 14
-
$838 USD
A$1,289 AUD
View
B+
Retailer 15
-
$916 USD
View
B+
Retailer 16
-
$1,146 USD
SGD 1,548 SGD
View
B+
Retailer 17
-
$1,147 USD
View
Price last confirmed 13 days ago
B+
Retailer 18
-
$1,196 USD
View
B+
Retailer 19
-
$1,201 USD
A$1,848 AUD
View
Price last confirmed 21 days ago
B
Retailer 20
-
$1,372 USD
View
B
Retailer 21
-
$1,387 USD
£1,092 GBP
View
Price last confirmed 13 days ago
B+
Retailer 22
-
$1,431 USD
£1,127 GBP
View
B
Retailer 23
-
$1,474 USD
View
B
Retailer 24
-
$1,491 USD
View
Most Expensive
B
Brilliant Earth
21498715A · Oct 28
$2,260 USD
View
24 more retailers have this diamond
Prices start from $322 USDSave up to $1,938 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
1.85ct Marquise
$322 USD