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Marquise|Lab Grown|IGI

3.79ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG825621813

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825621813

Diamond specifications and retailer prices

From $5,505 USD
As of November 2, 2026
Save $15,981 USD (74%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $21,486 USD at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 3.79ct lab-grown marquise diamond

This 3.79ct 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 LG825621813 or 825621813. Listed at 13 retailers as of November 1, 2026, with prices from $5,505 to $21,486, a $15,981 spread on the same certified stone. Novita Diamonds lists it at $21,486. 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

3.79
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825621813
Dimensions16.68 × 8.00 × 4.85 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.68 mm8.00 mm3.79 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825621813
Side View
Table 59.0%Crown 30.1°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 60.6%

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: $21,486 USD|Low: $5,505 USD|High: $23,787 USD|Avg: $11,945 USD|-1.7%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 3$5,505 USD
Retailer 4$5,855 USD
Retailer 11$6,717 USD
Retailer 2$7,491 USD
Retailer 9$8,578 USD
Retailer 8$9,372 USD
Retailer 10$10,233 USD
Retailer 6$10,820 USD
Retailer 5$11,914 USD
Retailer 7$13,594 USD
Retailer 12$21,037 USD
Novita Diamonds$21,486 USD

42 data points across 12 retailers

13 retailers$5,505 USD to $21,486 USD

A
Cheapest Retailer
-
$5,505 USD
Retailer 2
-
$5,855 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$6,717 USD
View
A
Retailer 4
-
$7,491 USD
£5,898 GBP
View
B+
Retailer 5
-
$8,578 USD
View
B+
Retailer 6
-
$9,372 USD
€8,926 EUR
View
B+
Retailer 7
-
$10,233 USD
View
B+
Retailer 8
-
$10,820 USD
View
B+
Retailer 9
-
$11,914 USD
£9,381 GBP
View
B+
Retailer 10
-
$13,594 USD
ZAR 219,607 ZAR
View
Retailer 11
-
$17,150 USD
View
Price last confirmed 34 days ago
B
Retailer 12
-
$21,037 USD
View
Most Expensive
B
Novita Diamonds
cert_825621813 · Nov 1
$21,486 USD
A$33,055 AUD
View
12 more retailers have this diamond
Prices start from $5,505 USDSave up to $15,981 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
3.79ct Marquise
$5,505 USD