Marquise|Lab Grown|IGI

3.51ct E IF Marquise Lab Grown Diamond

VG • E/IF • IGI LG776617436

Certificate IGI LG776617436

Diamond specifications and retailer prices

This diamond has been sold
Last seen: Aug 7, 2026 at $6,048 USD
$6,048 USDlast known price

About this 3.51ct lab-grown marquise diamond

This 3.51ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG776617436. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.51
Carat
E
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG776617436
Dimensions14.79 × 8.23 × 4.97 mm
L/W Ratio1.80
Top View
14.79 mm8.23 mm3.51 ctE / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776617436
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.4%

Caratlytics Score

Price History

Last verified: Aug 7
Current: $8,809 USD|Low: $2,962 USD|High: $764,568 USD|Avg: $20,211 USD|-96.1%
77 Diamonds
B2C Jewels
Brilliance
Flawless Fine Jewelry
Friendly Diamonds
Reve Diamonds
RockHer
Taylor and Hart
William & Sons Jewelers

69 data points across 9 retailers

Historical Listings

Best Price
William & Sons Jewelers
cert_LG776617436 · Aug 4
$2,962 USD
View
RockHer
igi-2e4a3ddc · Aug 7
$4,805 USD
View
Friendly Diamonds
4072619 · Aug 7
$6,048 USD
View
B2C Jewels
32800766 · Jun 10
$7,100 USD
View
Flawless Fine Jewelry
393177723 · Aug 3
$7,772 USD
£6,120 GBP
View
77 Diamonds
249078219 · Jun 24
$8,809 USD
£6,766 GBP
View
Brilliance
D39760272 · Jul 7
$13,720 USD
View
Reve Diamonds
393177723 · Aug 4
$19,155 USD
View
Taylor and Hart
47WUJ26 · Aug 2
$23,129 USD
View

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