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Marquise|Lab Grown|IGI

3.05ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG804664727

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG804664727

Diamond specifications and retailer prices

From $4,552 USD
As of November 3, 2026
Save $15,267 USD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $19,819 USD at With Clarity · As of November 3, 2026
View at With Clarity

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804664727 or 804664727. Listed at 12 retailers as of November 3, 2026, with prices from $4,552 to $19,819, a $15,267 spread on the same certified stone. With Clarity lists it at $19,819. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.05
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804664727
Dimensions14.63 × 7.52 × 4.75 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
14.63 mm7.52 mm3.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804664727
Side View
Table 61.0%Crown 36.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.2%

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: Nov 3
Current: $6,400 USD|Low: $4,552 USD|High: $23,306 USD|Avg: $10,669 USD|-15.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
November 4, 2026
Retailer 10$4,552 USD
Retailer 8$4,670 USD
Retailer 2$6,246 USD
Retailer 1$6,400 USD
Retailer 7$7,640 USD
Retailer 11$7,675 USD
Retailer 6$8,185 USD
Retailer 5$9,050 USD
Retailer 4$10,332 USD
Retailer 9$13,420 USD
Retailer 3$17,778 USD
With Clarity$19,819 USD

38 data points across 12 retailers

12 retailers$4,552 USD to $19,819 USD

A
Cheapest Retailer
-
$4,552 USD
A
Retailer 2
-
$4,670 USD
View
A
Retailer 3
-
$6,246 USD
View
B+
Retailer 4
-
$6,400 USD
View
B+
Retailer 5
-
$7,640 USD
View
B+
Retailer 6
-
$7,675 USD
View
B+
Retailer 7
-
$8,185 USD
View
B+
Retailer 8
-
$9,050 USD
View
B+
Retailer 9
-
$10,332 USD
View
B
Retailer 10
-
$13,420 USD
View
B
Retailer 11
-
$17,778 USD
View
Most Expensive
B
With Clarity
804664727 · Nov 3
$19,819 USD
View
11 more retailers have this diamond
Prices start from $4,552 USDSave up to $15,267 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
3.05ct Marquise
$4,552 USD