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Round|Lab Grown|IGI

3.63ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG778696339

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778696339

Diamond specifications and retailer prices

From $6,165 USD
As of October 28, 2026
Save $8,995 USD (59%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $15,160 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.63ct lab-grown round diamond

This 3.63ct lab-grown round 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 LG778696339 or 778696339. Listed at 2 retailers as of October 28, 2026, with prices from $6,165 to $15,160, a $8,995 spread on the same certified stone. Brilliant Earth lists it at $15,160. 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

3.63
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778696339
Dimensions9.75 × 9.80 × 6.07 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
9.75 mm9.80 mm3.63 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778696339
Side View
Table 59.0%Crown 35.9°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $15,160 USD|Low: $3,610 USD|High: $18,147 USD|Avg: $8,699 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 18, 2026
Retailer 10$3,610 USD
Retailer 9$3,744 USD
Retailer 7$4,197 USD
Retailer 6$4,200 USD
Retailer 12$4,658 USD
Retailer 13$5,579 USD
Retailer 2$6,165 USD
Retailer 11$6,350 USD
Retailer 4$10,881 USD
Retailer 3$14,305 USD
Brilliant Earth$15,160 USD
Retailer 8$15,880 USD
Retailer 5$18,147 USD

3 data points across 13 retailers

2 retailers$6,165 USD to $15,160 USD

B+
Cheapest Retailer
-
$6,165 USD
Most Expensive
B
Brilliant Earth
21399588Y · Oct 29
$15,160 USD
View
1 more retailer has this diamond
Prices start from $6,165 USDSave up to $8,995 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.

B+
3.63ct Round
$6,165 USD