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Round|Lab Grown|IGI

1.29ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG800680154

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800680154

Diamond specifications and retailer prices

From €414 EUR
HK$3,600 HKD
As of October 28, 2026
Save €1,239 EUR (75%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,653 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.29ct lab-grown round diamond

This 1.29ct 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 LG800680154 or 800680154. Listed at 12 retailers as of October 28, 2026, with prices from €414 to €1,653, a €1,239 spread on the same certified stone. Brilliant Earth lists it at €1,653. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800680154
Dimensions7.03 × 7.00 × 4.32 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
7.03 mm7.00 mm1.29 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800680154
Side View
Table 57.0%Crown 34.1°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.5%

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 28
Current: €1,653 EUR|Low: €414 EUR|High: €1,707 EUR|Avg: €905 EUR|-3.2%
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 29, 2026
Retailer 7€414 EUR
Retailer 12€508 EUR
Retailer 8€583 EUR
Retailer 6€589 EUR
Retailer 2€641 EUR
Retailer 4€670 EUR
Retailer 10€681 EUR
Retailer 9€816 EUR
Retailer 11€1,196 EUR
Retailer 3€1,368 EUR
Retailer 5€1,449 EUR
Brilliant Earth€1,653 EUR

42 data points across 12 retailers

12 retailers€414 EUR to €1,653 EUR

A
Cheapest Retailer
-
€414 EUR
HK$3,600 HKD
A
Retailer 2
-
€508 EUR
$565 USD
View
A
Retailer 3
-
€583 EUR
$649 USD
View
A
Retailer 4
-
€589 EUR
View
A
Retailer 5
-
€641 EUR
£561 GBP
View
A
Retailer 6
-
€670 EUR
A$1,148 AUD
View
A
Retailer 7
-
€681 EUR
$758 USD
View
B+
Retailer 8
-
€816 EUR
$908 USD
View
B+
Retailer 9
-
€1,196 EUR
$1,331 USD
View
B
Retailer 10
-
€1,368 EUR
$1,523 USD
View
B+
Retailer 11
-
€1,449 EUR
£1,270 GBP
View
Most Expensive
B
Brilliant Earth
21143562A · Oct 29
€1,653 EUR
$1,840 USD
View
11 more retailers have this diamond
Prices start from €414 EURSave up to €1,239 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
1.29ct Round
€414 EUR