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Oval|Lab Grown|IGI

1.57ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG848690517

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG848690517

Diamond specifications and retailer prices

From €209 EUR
$233 USD
As of November 1, 2026
Save €767 EUR (79%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €976 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.57ct lab-grown oval diamond

This 1.57ct 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 LG848690517 or 848690517. Listed at 3 retailers as of October 31, 2026, with prices from €209 to €976, a €767 spread on the same certified stone. Brilliant Earth lists it at €976. 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

1.57
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848690517
Dimensions9.20 × 6.66 × 4.08 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.20 mm6.66 mm1.57 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848690517
Side View
Table 61.0%Crown 34°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €209 EUR|Low: €209 EUR|High: €443 EUR|Avg: €408 EUR
Retailer 1
Retailer 2
November 1, 2026
Retailer 1€209 EUR
Retailer 2€439 EUR

6 data points across 2 retailers

3 retailers€209 EUR to €976 EUR

A
Cheapest Retailer
-
€209 EUR
$233 USD
Final sale: no returns
A
Retailer 2
-
€439 EUR
£386 GBP
View
Most Expensive
B
Brilliant Earth
22322198A · Oct 31
€976 EUR
$1,090 USD
View
2 more retailers have this diamond
Prices start from €209 EURSave up to €767 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
1.57ct Oval
€209 EUR