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Round|Lab Grown|IGI

3.65ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG835631295

Shape and cutting style on the report: Round brilliant

Certificate IGI LG835631295

Diamond specifications and retailer prices

From $392 USD
As of October 29, 2026
Save $1,583 USD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,975 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.65ct lab-grown round diamond

This 3.65ct lab-grown round 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 LG835631295 or 835631295. Listed at 11 retailers as of October 28, 2026, with prices from $392 to $1,975, a $1,583 spread on the same certified stone. Rare Carat lists it at $1,975. 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

3.65
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835631295
Dimensions9.87 × 9.93 × 5.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.87 mm9.93 mm3.65 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835631295
Side View
Table 62.0%Crown 33.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.2%

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: Oct 29
Current: $1,975 USD|Low: $382 USD|High: $2,005 USD|Avg: $1,192 USD|-1.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 8$392 USD
Retailer 6$439 USD
Retailer 10$652 USD
Retailer 2$778 USD
Retailer 11$890 USD
Retailer 7$1,362 USD
Retailer 5$1,365 USD
Retailer 9$1,561 USD
Retailer 4$1,900 USD
Retailer 3$1,937 USD
Rare Carat$1,975 USD

29 data points across 11 retailers

11 retailers$392 USD to $1,975 USD

A
Cheapest Retailer
-
$392 USD
A
Retailer 2
-
$439 USD
View
Retailer 3
-
$652 USD
£513 GBP
View
Price last confirmed 13 days ago
A
Retailer 4
-
$778 USD
€741 EUR
View
A
Retailer 5
-
$890 USD
View
B+
Retailer 6
-
$1,362 USD
View
B+
Retailer 7
-
$1,365 USD
View
B+
Retailer 8
-
$1,561 USD
View
B+
Retailer 9
-
$1,900 USD
£1,496 GBP
View
Retailer 10
-
$1,937 USD
SGD 2,617 SGD
View
Price last confirmed 17 days ago
Most Expensive
B
Rare Carat
LGRD30-145742 · Oct 28
$1,975 USD
View
10 more retailers have this diamond
Prices start from $392 USDSave up to $1,583 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
3.65ct Round
$392 USD