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Round|Lab Grown|IGI

1.39ct E SI1 Round Lab Grown Diamond

VG • E/SI1 • IGI LG710540841

Shape and cutting style on the report: Round brilliant

Certificate IGI LG710540841

Diamond specifications and retailer prices

From $225 SGD
$176 USD
As of October 29, 2026
Save $1,168 SGD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,393 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 very-good cut grade and certified by IGI LG710540841 or 710540841. Listed at 13 retailers as of October 29, 2026, with prices from $225 to $1,393, a $1,168 spread on the same certified stone. Brilliant Earth lists it at $1,393. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.39
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle37.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710540841
Dimensions7.05 × 6.92 × 4.43 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.05 mm6.92 mm1.39 ctE / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG710540841
Side View
Table 59.0%Crown 37.8°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.2%

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: $1,393 SGD|Low: $132 SGD|High: $1,445 SGD|Avg: $598 SGD|-2.7%
Brilliant Earth
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 30, 2026
Retailer 5$132 SGD
Retailer 6$225 SGD
Retailer 7$252 SGD
Retailer 4$289 SGD
Retailer 8$478 SGD
Retailer 12$496 SGD
Retailer 2$499 SGD
Retailer 11$602 SGD
Retailer 10$605 SGD
Retailer 3$652 SGD
Retailer 13$981 SGD
Retailer 9$1,310 SGD
Brilliant Earth$1,393 SGD

39 data points across 13 retailers

13 retailers$225 SGD to $1,393 SGD

A
Cheapest Retailer
-
$225 SGD
$176 USD
A
Retailer 2
-
$252 SGD
$197 USD
View
Final sale: no returns
A
Retailer 3
-
$289 SGD
$226 USD
View
A
Retailer 4
-
$478 SGD
€356 EUR
View
B+
Retailer 5
-
$496 SGD
$388 USD
View
B+
Retailer 6
-
$499 SGD
£307 GBP
View
B+
Retailer 7
-
$602 SGD
$471 USD
View
B+
Retailer 8
-
$605 SGD
$473 USD
View
B+
Retailer 9
-
$652 SGD
$510 USD
View
Retailer 10
-
$758 SGD
$593 USD
View
Price last confirmed 7 days ago
B
Retailer 11
-
$981 SGD
$767 USD
View
B
Retailer 12
-
$1,310 SGD
£807 GBP
View
Most Expensive
B
Brilliant Earth
17097354A · Oct 29
$1,393 SGD
$1,090 USD
View
12 more retailers have this diamond
Prices start from $225 SGDSave up to $1,168 SGD

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
$225 SGD