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Round|Lab Grown|IGI

1.37ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG800680146

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800680146

Diamond specifications and retailer prices

From $692 AUD
HK$3,800 HKD
As of October 30, 2026
Save $2,226 AUD (76%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,918 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.37ct lab-grown round diamond

This 1.37ct 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 LG800680146 or 800680146. Listed at 12 retailers as of October 29, 2026, with prices from $692 to $2,918, a $2,226 spread on the same certified stone. Brilliant Earth lists it at $2,918. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800680146
Dimensions7.10 × 7.08 × 4.40 mm
L/W Ratio1.00
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
7.10 mm7.08 mm1.37 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800680146
Side View
Table 56.0%Crown 35.7°Girdle: MediumPavilion 40.5°Culet: NoneDepth 62.0%

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 30
Current: $2,918 AUD|Low: $692 AUD|High: $3,004 AUD|Avg: $1,470 AUD|-2.8%
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 30, 2026
Retailer 7$692 AUD
Retailer 12$851 AUD
Retailer 8$958 AUD
Retailer 6$981 AUD
Retailer 2$1,077 AUD
Retailer 4$1,099 AUD
Retailer 10$1,202 AUD
Retailer 9$1,373 AUD
Retailer 3$1,728 AUD
Retailer 11$1,996 AUD
Retailer 5$2,424 AUD
Brilliant Earth$2,918 AUD

42 data points across 12 retailers

12 retailers$692 AUD to $2,918 AUD

A
Cheapest Retailer
-
$692 AUD
HK$3,800 HKD
A
Retailer 2
-
$851 AUD
$598 USD
View
A
Retailer 3
-
$958 AUD
$673 USD
View
A
Retailer 4
-
$981 AUD
€656 EUR
View
A
Retailer 5
-
$1,077 AUD
£596 GBP
View
A
Retailer 6
-
$1,099 AUD
View
A
Retailer 7
-
$1,202 AUD
$844 USD
View
B+
Retailer 8
-
$1,373 AUD
$964 USD
View
B+
Retailer 9
-
$1,728 AUD
$1,214 USD
View
B+
Retailer 10
-
$1,996 AUD
$1,402 USD
View
B+
Retailer 11
-
$2,424 AUD
£1,341 GBP
View
Most Expensive
B
Brilliant Earth
21143711A · Oct 29
$2,918 AUD
$2,050 USD
View
11 more retailers have this diamond
Prices start from $692 AUDSave up to $2,226 AUD

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
1.37ct Round
$692 AUD