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Marquise|Lab Grown|IGI

3.07ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG754576605

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754576605

Diamond specifications and retailer prices

From $4,626 USD
As of November 2, 2026
Save $20,776 USD (82%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $25,402 USD at With Clarity · As of November 2, 2026
View at With Clarity

About this 3.07ct lab-grown marquise diamond

This 3.07ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754576605 or 754576605. Listed at 24 retailers as of November 2, 2026, with prices from $4,626 to $25,402, a $20,776 spread on the same certified stone. With Clarity lists it at $25,402. 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

3.07
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754576605
Dimensions14.68 × 7.57 × 4.67 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.68 mm7.57 mm3.07 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754576605
Side View
Table 64.0%Crown 40.1°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 61.7%

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: $6,063 USD|Low: $4,738 USD|High: $25,402 USD|Avg: $8,689 USD|-4.8%
Retailer 1
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
Retailer 15
With Clarity
November 2, 2026
Retailer 7$4,738 USD
Retailer 9$4,892 USD
Retailer 6$5,067 USD
Retailer 2$5,110 USD
Retailer 1$6,063 USD
Retailer 15$6,170 USD
Retailer 8$6,568 USD
Retailer 4$7,380 USD
Retailer 14$8,252 USD
Retailer 3$9,477 USD
Retailer 10$10,491 USD
Retailer 11$11,663 USD
Retailer 13$11,763 USD
Retailer 5$11,830 USD
Retailer 12$16,416 USD
With Clarity$25,402 USD

38 data points across 16 retailers

24 retailers$4,626 USD to $25,402 USD

Retailer 1
-
$4,368 USD
Price last confirmed 25 days ago
Retailer 2
-
$4,577 USD
View
Price last confirmed 35 days ago
A
Retailer 3
-
$4,626 USD
View
A
Retailer 4
-
$4,738 USD
View
A
Retailer 5
-
$4,892 USD
View
Final sale: no returns
Retailer 6
-
$5,067 USD
View
Price last confirmed 30 days ago
A
Retailer 7
-
$5,110 USD
View
B+
Retailer 8
-
$6,063 USD
View
B+
Retailer 9
-
$6,170 USD
View
Retailer 10
-
$6,331 USD
View
Price last confirmed 33 days ago
B+
Retailer 11
-
$6,568 USD
£5,171 GBP
View
B+
Retailer 12
-
$7,132 USD
£5,616 GBP
View
B+
Retailer 13
-
$7,380 USD
View
B+
Retailer 14
-
$8,252 USD
€7,859 EUR
View
B+
Retailer 15
-
$9,477 USD
View
B+
Retailer 16
-
$10,491 USD
£8,261 GBP
View
B
Retailer 17
-
$11,663 USD
A$17,943 AUD
View
B+
Retailer 18
-
$11,763 USD
ZAR 190,039 ZAR
View
B
Retailer 19
-
$11,830 USD
View
B
Retailer 20
-
$12,293 USD
View
B
Retailer 21
-
$14,765 USD
View
B
Retailer 22
-
$16,416 USD
A$25,256 AUD
View
B
Retailer 23
-
$18,067 USD
View
Most Expensive
B
With Clarity
754576605 · Nov 2
$25,402 USD
View
23 more retailers have this diamond
Prices start from $4,626 USDSave up to $20,776 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
3.07ct Marquise
$4,626 USD