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Marquise|Lab Grown|IGI

0.71ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG805672729

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG805672729

Diamond specifications and retailer prices

From $183 CAD
$131 USD
As of October 24, 2026
Save $444 CAD (71%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,639 CAD at MOH London · As of October 21, 2026
View at MOH London

About this 0.71ct lab-grown marquise diamond

This 0.71ct lab-grown marquise sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805672729 or 805672729. Listed at 15 retailers as of October 24, 2026, with a 243% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.71
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle29.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805672729
Dimensions9.94 × 4.67 × 2.76 mm
L/W Ratio2.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.94 mm4.67 mm0.71 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG805672729
Side View
Table 64.0%Crown 29.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 59.1%

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 24
Current: $1,639 CAD|Low: $151 CAD|High: $1,666 CAD|Avg: $518 CAD|-0.4%
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
October 31, 2026
Retailer 14$158 CAD
Retailer 12$183 CAD
Retailer 4$208 CAD
Retailer 11$351 CAD
Retailer 5$384 CAD
Retailer 9$392 CAD
Retailer 2$457 CAD
Retailer 3$461 CAD
Retailer 10$481 CAD
Retailer 6$527 CAD
Retailer 8$542 CAD
Retailer 7$587 CAD
Retailer 13$627 CAD
MOH London$1,639 CAD

42 data points across 14 retailers

15 retailers$183 CAD to $627 CAD

Retailer 1
-
$158 CAD
$113 USD
Price last confirmed 9 days ago
A
Retailer 2
-
$183 CAD
$131 USD
View
A
Retailer 3
-
$208 CAD
$149 USD
View
A
Retailer 4
-
$232 CAD
HK$1,300 HKD
View
A
Retailer 5
-
$351 CAD
€239 EUR
View
B+
Retailer 6
-
$384 CAD
$275 USD
View
B+
Retailer 7
-
$392 CAD
£221 GBP
View
B+
Retailer 8
-
$457 CAD
$327 USD
View
B+
Retailer 9
-
$461 CAD
$330 USD
View
B+
Retailer 10
-
$481 CAD
£271 GBP
View
B+
Retailer 11
-
$527 CAD
$377 USD
View
B+
Retailer 12
-
$542 CAD
SGD 524 SGD
View
B+
Retailer 13
-
$587 CAD
$420 USD
View
B+
Retailer 14
-
$627 CAD
$449 USD
View
Most Expensive
MOH London
LG805672729 · Oct 21
$1,639 CAD
£924 GBP
View
Price last confirmed 12 days ago
14 more retailers have this diamond
Prices start from $183 CADSave up to $444 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
0.71ct Marquise
$183 CAD