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Oval|Lab Grown|IGI

1.72ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG468102478

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG468102478

Diamond specifications and retailer prices

From €343 EUR
$383 USD
As of November 1, 2026
Save €1,635 EUR (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,978 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.72ct lab-grown oval diamond

This 1.72ct lab-grown oval 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 LG468102478 or 468102478. Listed at 17 retailers as of October 31, 2026, with prices from €343 to €1,978, a €1,635 spread on the same certified stone. Do Amore Diamonds lists it at €1,978. 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

1.72
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG468102478
Dimensions9.50 × 6.71 × 4.25 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
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
9.50 mm6.71 mm1.72 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG468102478
Side View
Table 59.0%Crown 35.8°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.3%

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: Nov 1
Current: €1,130 EUR|Low: €343 EUR|High: €1,316 EUR|Avg: €749 EUR|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 10€343 EUR
Retailer 2€417 EUR
Retailer 6€448 EUR
Retailer 3€537 EUR
Retailer 9€556 EUR
Retailer 4€823 EUR
Retailer 7€940 EUR
Retailer 8€999 EUR
Retailer 1€1,130 EUR
Retailer 5€1,244 EUR

22 data points across 10 retailers

17 retailers€343 EUR to €1,978 EUR

Retailer 1
-
€206 EUR
$230 USD
Price last confirmed 21 days ago
Retailer 2
-
€239 EUR
$267 USD
View
Price last confirmed 18 days ago
Retailer 3
-
€255 EUR
$285 USD
View
Price last confirmed 29 days ago
Retailer 4
-
€255 EUR
$285 USD
View
Price last confirmed 16 days ago
B+
Retailer 5
-
€343 EUR
$383 USD
View
A
Retailer 6
-
€417 EUR
$466 USD
View
A
Retailer 7
-
€484 EUR
$541 USD
View
A
Retailer 8
-
€537 EUR
£473 GBP
View
B+
Retailer 9
-
€556 EUR
$621 USD
View
B+
Retailer 10
-
€823 EUR
$920 USD
View
B
Retailer 11
-
€901 EUR
$1,006 USD
View
Retailer 12
-
€906 EUR
$1,012 USD
View
Price last confirmed 25 days ago
Retailer 13
-
€940 EUR
$1,050 USD
View
Price last confirmed 17 days ago
B
Retailer 14
-
€999 EUR
$1,117 USD
View
B
Retailer 15
-
€1,130 EUR
£994 GBP
View
Retailer 16
-
€1,244 EUR
$1,390 USD
View
Price last confirmed 17 days ago
Most Expensive
B
Do Amore Diamonds
27-4A2D938AF · Oct 31
€1,978 EUR
$2,210 USD
View
16 more retailers have this diamond
Prices start from €343 EURSave up to €1,635 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
1.72ct Oval
€343 EUR