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Marquise|Lab Grown|IGI

1.01ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG851619581

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG851619581

Diamond specifications and retailer prices

From $268 CAD
HK$1,500 HKD
As of November 2, 2026
Save $175 CAD (40%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $444 CAD at Diamond Heaven · As of November 2, 2026
View at Diamond Heaven

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG851619581 or 851619581. Listed at 4 retailers as of November 2, 2026, with prices from $268 to $444, a $175 spread on the same certified stone. Diamond Heaven lists it at $444. 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

1.01
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851619581
Dimensions10.53 × 5.26 × 3.18 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.53 mm5.26 mm1.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG851619581
Side View
Table 63.0%Crown 34.7°Girdle: MED-STKPavilion 39.3°CuletDepth 60.5%

Caratlytics Score

How it works →
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: Nov 2
Current: $444 CAD|Low: $268 CAD|High: $444 CAD|Avg: $357 CAD
Diamond Heaven
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 2$268 CAD
Retailer 4$319 CAD
Retailer 3$396 CAD
Diamond Heaven$444 CAD

1 data point across 4 retailers

4 retailers$268 CAD to $444 CAD

A
Cheapest Retailer
-
$268 CAD
HK$1,500 HKD
B+
Retailer 2
-
$319 CAD
$228 USD
View
B+
Retailer 3
-
$396 CAD
£223 GBP
View
Most Expensive
B+
Diamond Heaven
1.01SI1FLG814395N · Nov 2
$444 CAD
£250 GBP
View
3 more retailers have this diamond
Prices start from $268 CADSave up to $175 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
1.01ct Marquise
$268 CAD