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Round|Lab Grown|IGI

1.36ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG797677224

Shape and cutting style on the report: Round brilliant

Certificate IGI LG797677224

Diamond specifications and retailer prices

From $352 USD
As of October 28, 2026
Save $968 USD (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,320 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.36ct lab-grown round diamond

This 1.36ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG797677224 or 797677224. Listed at 13 retailers as of October 28, 2026, with prices from $352 to $1,320, a $968 spread on the same certified stone. Do Amore Diamonds lists it at $1,320. 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

1.36
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797677224
Dimensions7.11 × 7.08 × 4.40 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
7.11 mm7.08 mm1.36 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797677224
Side View
Table 59.0%Crown 33.1°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 62.0%

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 28
Current: $1,320 USD|Low: $352 USD|High: $1,630 USD|Avg: $822 USD|-19.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 8$352 USD
Retailer 5$354 USD
Retailer 2$437 USD
Retailer 4$472 USD
Retailer 7$846 USD
Retailer 6$948 USD
Retailer 3$1,133 USD
Do Amore Diamonds$1,320 USD

37 data points across 8 retailers

13 retailers$352 USD to $1,320 USD

A
Retailer 1
-
$211 USD
Price last confirmed 9 days ago
A
Retailer 2
-
$245 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$262 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$262 USD
View
Price last confirmed 13 days ago
B+
Retailer 5
-
$352 USD
View
A
Retailer 6
-
$354 USD
View
A
Retailer 7
-
$437 USD
£344 GBP
View
A
Retailer 8
-
$472 USD
£372 GBP
View
B
Retailer 9
-
$846 USD
View
B
Retailer 10
-
$930 USD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$948 USD
View
B
Retailer 12
-
$1,133 USD
£892 GBP
View
Most Expensive
B
Do Amore Diamonds
36-1874758 · Oct 29
$1,320 USD
View
12 more retailers have this diamond
Prices start from $352 USDSave up to $968 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
1.36ct Round
$352 USD