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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 €435 EUR
HK$3,800 HKD
As of October 31, 2026
Save €1,400 EUR (76%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,835 EUR 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 €435 to €1,835, a €1,400 spread on the same certified stone. Brilliant Earth lists it at €1,835. 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
Color
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 31
Current: €1,835 EUR|Low: €435 EUR|High: €1,889 EUR|Avg: €923 EUR|-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 31, 2026
Retailer 7€435 EUR
Retailer 12€535 EUR
Retailer 8€602 EUR
Retailer 2€615 EUR
Retailer 5€677 EUR
Retailer 4€691 EUR
Retailer 10€755 EUR
Retailer 9€863 EUR
Retailer 3€1,087 EUR
Retailer 11€1,255 EUR
Retailer 6€1,524 EUR
Brilliant Earth€1,835 EUR

42 data points across 12 retailers

12 retailers€435 EUR to €1,835 EUR

A
Cheapest Retailer
-
€435 EUR
HK$3,800 HKD
A
Retailer 2
-
€535 EUR
$598 USD
View
A
Retailer 3
-
€602 EUR
$673 USD
View
A
Retailer 4
-
€615 EUR
View
A
Retailer 5
-
€677 EUR
£596 GBP
View
A
Retailer 6
-
€691 EUR
A$1,188 AUD
View
A
Retailer 7
-
€755 EUR
$844 USD
View
B+
Retailer 8
-
€863 EUR
$964 USD
View
B+
Retailer 9
-
€1,087 EUR
$1,214 USD
View
B+
Retailer 10
-
€1,255 EUR
$1,402 USD
View
B+
Retailer 11
-
€1,524 EUR
£1,341 GBP
View
Most Expensive
B
Brilliant Earth
21143711A · Oct 29
€1,835 EUR
$2,050 USD
View
11 more retailers have this diamond
Prices start from €435 EURSave up to €1,400 EUR

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
€435 EUR