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Round|Lab Grown|IGI

1.39ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG800679970

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800679970

Diamond specifications and retailer prices

From $638 SGD
HK$3,900 HKD
As of October 31, 2026
Save $2,021 SGD (76%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,659 SGD at Brilliant Earth · As of October 31, 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800679970 or 800679970. Listed at 12 retailers as of October 31, 2026, with prices from $638 to $2,659, a $2,021 spread on the same certified stone. Brilliant Earth lists it at $2,659. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.39
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800679970
Dimensions7.20 × 7.15 × 4.39 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.20 mm7.15 mm1.39 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800679970
Side View
Table 58.0%Crown 34.3°Girdle: MediumPavilion 41°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,659 SGD|Low: $638 SGD|High: $2,749 SGD|Avg: $1,343 SGD|-3.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 8$638 SGD
Retailer 12$773 SGD
Retailer 9$868 SGD
Retailer 2$890 SGD
Retailer 5$973 SGD
Retailer 4$1,004 SGD
Retailer 10$1,108 SGD
Retailer 7$1,251 SGD
Retailer 3$1,574 SGD
Retailer 11$1,815 SGD
Retailer 6$2,151 SGD
Brilliant Earth$2,659 SGD

42 data points across 12 retailers

12 retailers$638 SGD to $2,659 SGD

A
Cheapest Retailer
-
$638 SGD
HK$3,900 HKD
A
Retailer 2
-
$773 SGD
$605 USD
View
A
Retailer 3
-
$868 SGD
$679 USD
View
A
Retailer 4
-
$890 SGD
€663 EUR
View
A
Retailer 5
-
$973 SGD
£600 GBP
View
A
Retailer 6
-
$1,004 SGD
A$1,208 AUD
View
A
Retailer 7
-
$1,108 SGD
$867 USD
View
B+
Retailer 8
-
$1,251 SGD
$979 USD
View
B+
Retailer 9
-
$1,574 SGD
$1,231 USD
View
B+
Retailer 10
-
$1,815 SGD
$1,420 USD
View
B+
Retailer 11
-
$2,151 SGD
£1,325 GBP
View
Most Expensive
B
Brilliant Earth
21143623A · Oct 31
$2,659 SGD
$2,080 USD
View
11 more retailers have this diamond
Prices start from $638 SGDSave up to $2,021 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
$638 SGD