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Round|Lab Grown|IGI

1.39ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG607394487

Shape and cutting style on the report: Round brilliant

Certificate IGI LG607394487

Diamond specifications and retailer prices

From $174 USD
As of October 29, 2026
Save $1,496 USD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,670 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.39ct lab-grown round diamond

This 1.39ct 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 LG607394487 or 607394487. Listed at 11 retailers as of October 29, 2026, with prices from $174 to $1,670, a $1,496 spread on the same certified stone. Do Amore Diamonds lists it at $1,670. 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

1.39
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607394487
Dimensions7.13 × 7.17 × 4.40 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.13 mm7.17 mm1.39 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607394487
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.5%

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: $1,670 USD|Low: $139 USD|High: $1,670 USD|Avg: $658 USD|+2.5%
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
October 29, 2026
Retailer 9$174 USD
Retailer 12$192 USD
Retailer 7$201 USD
Retailer 11$384 USD
Retailer 4$431 USD
Retailer 6$466 USD
Retailer 5$536 USD
Retailer 3$537 USD
Retailer 8$731 USD
Retailer 10$764 USD
Retailer 13$930 USD
Retailer 2$1,118 USD
Do Amore Diamonds$1,670 USD

36 data points across 13 retailers

11 retailers$174 USD to $1,670 USD

A
Cheapest Retailer
-
$174 USD
A
Retailer 2
-
$192 USD
View
Final sale: no returns
A
Retailer 3
-
$201 USD
View
B+
Retailer 4
-
$384 USD
View
A
Retailer 5
-
$466 USD
£367 GBP
View
B
Retailer 6
-
$731 USD
View
B
Retailer 7
-
$764 USD
View
B
Retailer 8
-
$930 USD
View
B
Retailer 9
-
$1,118 USD
£880 GBP
View
B
Retailer 10
-
$1,560 USD
View
Most Expensive
B
Do Amore Diamonds
27-E0D3DB937 · Oct 29
$1,670 USD
View
10 more retailers have this diamond
Prices start from $174 USDSave up to $1,496 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
1.39ct Round
$174 USD