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Marquise|Lab Grown|IGI

3.60ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG805690269

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG805690269

Diamond specifications and retailer prices

From $504 USD
As of October 29, 2026
Save $3,496 USD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,000 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.6ct lab-grown marquise diamond

This 3.6ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805690269 or 805690269. Listed at 16 retailers as of October 29, 2026, with prices from $504 to $4,000, a $3,496 spread on the same certified stone. Do Amore Diamonds lists it at $4,000. 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

3.60
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805690269
Dimensions16.79 × 7.90 × 4.74 mm
L/W Ratio2.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.79 mm7.90 mm3.60 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805690269
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 60.0%

Caratlytics Score

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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: Oct 29
Current: $4,000 USD|Low: $359 USD|High: $4,000 USD|Avg: $1,393 USD
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 10$450 USD
Retailer 4$504 USD
Retailer 13$558 USD
Retailer 6$678 USD
Retailer 9$845 USD
Retailer 11$875 USD
Retailer 14$954 USD
Retailer 2$1,022 USD
Retailer 3$1,099 USD
Retailer 8$1,501 USD
Retailer 12$1,981 USD
Retailer 5$2,125 USD
Retailer 7$2,587 USD
Do Amore Diamonds$4,000 USD

34 data points across 14 retailers

16 retailers$504 USD to $4,000 USD

Retailer 1
-
$450 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$504 USD
View
Final sale: no returns
Retailer 3
-
$504 USD
View
Price last confirmed 14 days ago
Retailer 4
-
$558 USD
View
Price last confirmed 13 days ago
Retailer 5
-
$558 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$845 USD
View
B+
Retailer 7
-
$875 USD
View
A
Retailer 8
-
$954 USD
View
A
Retailer 9
-
$1,022 USD
£805 GBP
View
A
Retailer 10
-
$1,099 USD
View
Retailer 11
-
$1,501 USD
View
Price last confirmed 10 days ago
Retailer 12
-
$1,621 USD
View
Price last confirmed 13 days ago
B+
Retailer 13
-
$1,981 USD
View
B
Retailer 14
-
$2,125 USD
View
Retailer 15
-
$2,587 USD
£2,037 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-6DE664277 · Oct 29
$4,000 USD
View
15 more retailers have this diamond
Prices start from $504 USDSave up to $3,496 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
3.60ct Marquise
$504 USD