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Round|Lab Grown|IGI

1.71ct E FL Round Lab Grown Diamond

EX • E/FL • IGI LG816615459

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816615459

Diamond specifications and retailer prices

From €825 EUR
$922 USD
As of October 28, 2026
Save €2,961 EUR (78%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €3,786 EUR at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown round diamond

This 1.71ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816615459 or 816615459. Listed at 9 retailers as of October 28, 2026, with prices from €825 to €3,786, a €2,961 spread on the same certified stone. Do Amore Diamonds lists it at €3,786. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615459
Dimensions7.65 × 7.58 × 4.78 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
7.65 mm7.58 mm1.71 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615459
Side View
Table 57.0%Crown 34.9°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.7%

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: €3,786 EUR|Low: €394 EUR|High: €4,610 EUR|Avg: €1,760 EUR|-13.0%
Do Amore Diamonds
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 4€394 EUR
Retailer 9€825 EUR
Retailer 6€828 EUR
Retailer 13€909 EUR
Retailer 5€976 EUR
Retailer 12€1,049 EUR
Retailer 8€1,308 EUR
Retailer 11€1,343 EUR
Retailer 3€1,987 EUR
Retailer 7€2,441 EUR
Retailer 10€2,614 EUR
Retailer 2€2,676 EUR
Do Amore Diamonds€3,786 EUR

14 data points across 13 retailers

9 retailers€825 EUR to €3,786 EUR

A
Cheapest Retailer
-
€825 EUR
$922 USD
A
Retailer 2
-
€828 EUR
$925 USD
View
Retailer 3
-
€976 EUR
ZAR 17,613 ZAR
View
Price last confirmed 67 days ago
B+
Retailer 4
-
€1,308 EUR
$1,461 USD
View
B+
Retailer 5
-
€1,343 EUR
$1,500 USD
View
B
Retailer 6
-
€2,441 EUR
£2,147 GBP
View
Retailer 7
-
€2,614 EUR
$2,920 USD
View
Price last confirmed 10 days ago
B
Retailer 8
-
€2,676 EUR
$2,990 USD
View
Most Expensive
B
Do Amore Diamonds
27-DD2645A57 · Oct 29
€3,786 EUR
$4,230 USD
View
8 more retailers have this diamond
Prices start from €825 EURSave up to €2,961 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
1.71ct Round
€825 EUR