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Marquise|Lab Grown|IGI

4.00ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG764660745

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG764660745

Diamond specifications and retailer prices

From $12,121 USD
As of October 30, 2026
Save $27,067 USD (69%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $39,188 USD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 4ct lab-grown marquise diamond

This 4ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG764660745 or 764660745. Listed at 20 retailers as of October 30, 2026, with prices from $12,121 to $39,188, a $27,067 spread on the same certified stone. Reve Diamonds lists it at $39,188. 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

4.00
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764660745
Dimensions17.47 × 7.93 × 5.13 mm
L/W Ratio2.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.47 mm7.93 mm4.00 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764660745
Side View
Table 61.0%Crown 38.4°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 64.7%

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: Oct 30
Current: $15,708 USD|Low: $10,283 USD|High: $36,005 USD|Avg: $17,251 USD|+52.8%
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
Retailer 16
Retailer 17
November 1, 2026
Retailer 3$12,121 USD
Retailer 7$12,125 USD
Retailer 14$12,606 USD
Retailer 9$12,894 USD
Retailer 5$12,973 USD
Retailer 4$13,178 USD
Retailer 15$13,963 USD
Retailer 6$14,061 USD
Retailer 17$14,061 USD
Retailer 1$15,708 USD
Retailer 12$16,394 USD
Retailer 16$16,850 USD
Retailer 8$20,147 USD
Retailer 10$21,082 USD
Retailer 13$23,642 USD
Retailer 2$25,717 USD
Retailer 11$29,930 USD

39 data points across 17 retailers

20 retailers$12,121 USD to $39,188 USD

A
Cheapest Retailer
-
$12,121 USD
A
Retailer 2
-
$12,125 USD
View
A
Retailer 3
-
$12,606 USD
View
B+
Retailer 4
-
$12,894 USD
View
A
Retailer 5
-
$12,973 USD
View
B+
Retailer 6
-
$13,178 USD
View
B+
Retailer 7
-
$13,963 USD
View
Retailer 8
-
$14,050 USD
View
Price last confirmed 18 days ago
B+
Retailer 9
-
$14,061 USD
View
B+
Retailer 10
-
$15,708 USD
View
Final sale: no returns
B+
Retailer 11
-
$16,394 USD
£12,909 GBP
View
B+
Retailer 12
-
$16,850 USD
View
B
Retailer 13
-
$20,147 USD
£15,864 GBP
View
B+
Retailer 14
-
$21,082 USD
£16,600 GBP
View
B
Retailer 15
-
$23,642 USD
€22,516 EUR
View
B
Retailer 16
-
$25,717 USD
View
B
Retailer 17
-
$29,930 USD
ZAR 483,514 ZAR
View
B
Retailer 18
-
$34,241 USD
View
Most Expensive
B
Reve Diamonds
166B896A9 · Nov 1
$39,188 USD
View
18 more retailers have this diamond
Prices start from $12,121 USDSave up to $27,067 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
4.00ct Marquise
$12,121 USD