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Round|Lab Grown|IGI

1.67ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG591307524

Shape and cutting style on the report: Round brilliant

Certificate IGI LG591307524

Diamond specifications and retailer prices

From €260 EUR
$291 USD
As of October 30, 2026
Save €1,664 EUR (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,924 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.67ct lab-grown round diamond

This 1.67ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG591307524 or 591307524. Listed at 16 retailers as of October 30, 2026, with prices from €260 to €1,924, a €1,664 spread on the same certified stone. Do Amore Diamonds lists it at €1,924. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.67
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591307524
Dimensions7.62 × 7.63 × 4.65 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.62 mm7.63 mm1.67 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591307524
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.0%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: €1,924 EUR|Low: €232 EUR|High: €1,987 EUR|Avg: €675 EUR|-3.2%
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
Retailer 14
November 1, 2026
Retailer 5€232 EUR
Retailer 6€256 EUR
Retailer 3€260 EUR
Retailer 13€333 EUR
Retailer 12€353 EUR
Retailer 14€367 EUR
Retailer 11€481 EUR
Retailer 2€521 EUR
Retailer 8€540 EUR
Retailer 7€612 EUR
Retailer 10€802 EUR
Retailer 4€1,067 EUR
Retailer 9€1,102 EUR
Do Amore Diamonds€1,924 EUR

39 data points across 14 retailers

16 retailers€260 EUR to €1,924 EUR

Retailer 1
-
€207 EUR
$231 USD
Price last confirmed 33 days ago
Retailer 2
-
€240 EUR
$268 USD
View
Price last confirmed 39 days ago
Retailer 3
-
€253 EUR
$283 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
€260 EUR
$291 USD
View
B+
Retailer 5
-
€333 EUR
$372 USD
View
A
Retailer 6
-
€353 EUR
$394 USD
View
A
Retailer 7
-
€367 EUR
HK$3,200 HKD
View
A
Retailer 8
-
€481 EUR
$537 USD
View
A
Retailer 9
-
€486 EUR
$543 USD
View
A
Retailer 10
-
€521 EUR
£458 GBP
View
B+
Retailer 11
-
€612 EUR
View
B+
Retailer 12
-
€802 EUR
$896 USD
View
Retailer 13
-
€909 EUR
$1,016 USD
View
Price last confirmed 31 days ago
B
Retailer 14
-
€1,067 EUR
SGD 1,611 SGD
View
B
Retailer 15
-
€1,102 EUR
£969 GBP
View
Most Expensive
B
Do Amore Diamonds
27-ED6A3FC01 · Oct 31
€1,924 EUR
$2,150 USD
View
15 more retailers have this diamond
Prices start from €260 EURSave up to €1,664 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
1.67ct Round
€260 EUR