Marquise|Lab Grown|IGI

1.06ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG831604140

Certificate IGI LG831604140

Diamond specifications and retailer prices

From $358 USD
HK$2,800 HKD
As of October 31, 2026
Save $730 USD (67%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,089 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 1.06ct lab-grown marquise diamond

This 1.06ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831604140 or 831604140. Listed at 5 retailers as of October 31, 2026, with prices from $358 to $1,089, a $730 spread on the same certified stone. Taylor and Hart lists it at $1,089. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.06
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG831604140
Dimensions10.42 × 5.42 × 3.31 mm
L/W Ratio1.92
Top View
10.42 mm5.42 mm1.06 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831604140
Side View
Table 58.0%CrownGirdle: MediumPavilionCulet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $358 USD|Low: $358 USD|High: $1,089 USD|Avg: $634 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Taylor and Hart
October 31, 2026
Retailer 1$358 USD
Retailer 4$440 USD
Retailer 2$612 USD
Retailer 3$867 USD
Taylor and Hart$1,089 USD

2 data points across 5 retailers

5 retailers$358 USD to $1,089 USD

Cheapest Retailer
-
$358 USD
HK$2,800 HKD
A
Retailer 2
-
$440 USD
View
B+
Retailer 3
-
$612 USD
£482 GBP
View
B+
Retailer 4
-
$867 USD
SGD 1,172 SGD
View
Most Expensive
Taylor and Hart
7IARZA1 · Oct 31
$1,089 USD
View
4 more retailers have this diamond
Prices start from $358 USDSave up to $730 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
1.06ct Marquise
$358 USD