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Round|Lab Grown|IGI

3.64ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG662444746

Shape and cutting style on the report: Round brilliant

Certificate IGI LG662444746

Diamond specifications and retailer prices

From $409 USD
As of October 26, 2026
Save $3,221 USD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,630 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.64ct lab-grown round diamond

This 3.64ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG662444746 or 662444746. Listed at 11 retailers as of October 26, 2026, with prices from $409 to $3,630, a $3,221 spread on the same certified stone. Do Amore Diamonds lists it at $3,630. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.64
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662444746
Dimensions9.79 × 9.75 × 6.08 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.79 mm9.75 mm3.64 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662444746
Side View
Table 59.0%Crown 35.9°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.2%

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: Oct 26
Current: $3,630 USD|Low: $335 USD|High: $3,720 USD|Avg: $1,405 USD|-2.4%
Do Amore Diamonds
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
October 29, 2026
Retailer 13$409 USD
Retailer 8$458 USD
Retailer 3$469 USD
Retailer 11$802 USD
Retailer 7$805 USD
Retailer 5$959 USD
Retailer 6$1,035 USD
Retailer 4$1,056 USD
Retailer 12$1,296 USD
Retailer 9$1,421 USD
Retailer 10$1,798 USD
Retailer 2$2,066 USD
Retailer 14$2,510 USD
Do Amore Diamonds$3,630 USD

24 data points across 14 retailers

11 retailers$409 USD to $3,630 USD

A
Cheapest Retailer
-
$409 USD
A
Retailer 2
-
$458 USD
View
A
Retailer 3
-
$469 USD
View
Final sale: no returns
B+
Retailer 4
-
$802 USD
View
B+
Retailer 5
-
$805 USD
View
B+
Retailer 6
-
$1,296 USD
View
B+
Retailer 7
-
$1,421 USD
View
B
Retailer 8
-
$1,798 USD
View
B
Retailer 9
-
$2,066 USD
£1,627 GBP
View
B
Retailer 10
-
$2,510 USD
View
Most Expensive
B
Do Amore Diamonds
27-3833F0A99 · Oct 29
$3,630 USD
View
10 more retailers have this diamond
Prices start from $409 USDSave up to $3,221 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
3.64ct Round
$409 USD