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Marquise|Lab Grown|IGI

0.85ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG691587807

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG691587807

Diamond specifications and retailer prices

From $199 CAD
$142 USD
As of October 28, 2026
Save $1,579 CAD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,777 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.85ct lab-grown marquise diamond

This 0.85ct lab-grown marquise sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG691587807 or 691587807. Listed at 10 retailers as of October 28, 2026, with prices from $199 to $1,777, a $1,579 spread on the same certified stone. MOH London lists it at $1,777. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.85
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.7°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691587807
Dimensions9.81 × 4.99 × 3.10 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.81 mm4.99 mm0.85 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG691587807
Side View
Table 58.0%Crown 34.7°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 62.1%

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: $1,777 CAD|Low: $199 CAD|High: $1,777 CAD|Avg: $519 CAD
MOH London
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 29, 2026
Retailer 11$199 CAD
Retailer 2$225 CAD
Retailer 12$238 CAD
Retailer 14$251 CAD
Retailer 8$308 CAD
Retailer 4$350 CAD
Retailer 13$410 CAD
Retailer 15$436 CAD
Retailer 3$436 CAD
Retailer 6$549 CAD
Retailer 9$550 CAD
Retailer 10$682 CAD
Retailer 5$896 CAD
Retailer 7$980 CAD
MOH London$1,777 CAD

2 data points across 15 retailers

10 retailers$199 CAD to $1,777 CAD

A
Cheapest Retailer
-
$199 CAD
$142 USD
A
Retailer 2
-
$225 CAD
$161 USD
View
A
Retailer 3
-
$251 CAD
HK$1,400 HKD
View
A
Retailer 4
-
$308 CAD
£173 GBP
View
B+
Retailer 5
-
$410 CAD
$293 USD
View
B+
Retailer 6
-
$436 CAD
£245 GBP
View
B+
Retailer 7
-
$436 CAD
£245 GBP
View
B+
Retailer 8
-
$550 CAD
$393 USD
View
B
Retailer 9
-
$682 CAD
$487 USD
View
Most Expensive
B
MOH London
LG691587807 · Oct 29
$1,777 CAD
£1,000 GBP
View
9 more retailers have this diamond
Prices start from $199 CADSave up to $1,579 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
0.85ct Marquise
$199 CAD