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Oval|Lab Grown|IGI

1.57ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG755516581

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG755516581

Diamond specifications and retailer prices

From €172 EUR
$192 USD
As of October 29, 2026
Save €831 EUR (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,003 EUR at MOH London · As of October 29, 2026
View at MOH London

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 LG755516581 or 755516581. Listed at 11 retailers as of October 29, 2026, with prices from €172 to €1,003, a €831 spread on the same certified stone. MOH London lists it at €1,003. 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
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755516581
Dimensions9.39 × 6.57 × 4.11 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.39 mm6.57 mm1.57 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG755516581
Side View
Table 56.0%Crown 34.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.6%

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 29
Current: €1,003 EUR|Low: €172 EUR|High: €1,862 EUR|Avg: €607 EUR
MOH London
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
Retailer 15
October 30, 2026
Retailer 9€172 EUR
Retailer 3€200 EUR
Retailer 10€213 EUR
Retailer 13€241 EUR
Retailer 2€274 EUR
Retailer 14€373 EUR
Retailer 8€389 EUR
Retailer 4€430 EUR
Retailer 12€431 EUR
Retailer 11€447 EUR
Retailer 15€686 EUR
Retailer 7€900 EUR
Retailer 5€989 EUR
MOH London€1,003 EUR
Retailer 6€1,862 EUR

4 data points across 15 retailers

11 retailers€172 EUR to €1,003 EUR

A
Cheapest Retailer
-
€172 EUR
$192 USD
A
Retailer 2
-
€200 EUR
$223 USD
View
A
Retailer 3
-
€213 EUR
$238 USD
View
A
Retailer 4
-
€241 EUR
HK$2,100 HKD
View
A
Retailer 5
-
€274 EUR
£241 GBP
View
B+
Retailer 6
-
€373 EUR
$417 USD
View
A
Retailer 7
-
€389 EUR
£342 GBP
View
A
Retailer 8
-
€431 EUR
$482 USD
View
A
Retailer 9
-
€447 EUR
$499 USD
View
B+
Retailer 10
-
€686 EUR
$766 USD
View
Most Expensive
B
MOH London
LG755516581 · Oct 29
€1,003 EUR
£882 GBP
View
10 more retailers have this diamond
Prices start from €172 EURSave up to €831 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
€172 EUR