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Oval|Lab Grown|IGI

1.59ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG655428071

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG655428071

Diamond specifications and retailer prices

From €174 EUR
$194 USD
As of October 29, 2026
Save €844 EUR (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,018 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.59ct lab-grown oval diamond

This 1.59ct 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 LG655428071 or 655428071. Listed at 11 retailers as of October 29, 2026, with prices from €174 to €1,018, a €844 spread on the same certified stone. MOH London lists it at €1,018. 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

1.59
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG655428071
Dimensions9.44 × 6.63 × 4.09 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.44 mm6.63 mm1.59 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG655428071
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.7%

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 29
Current: €1,018 EUR|Low: €174 EUR|High: €1,896 EUR|Avg: €616 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€174 EUR
Retailer 3€202 EUR
Retailer 10€217 EUR
Retailer 13€242 EUR
Retailer 2€278 EUR
Retailer 14€376 EUR
Retailer 8€395 EUR
Retailer 4€437 EUR
Retailer 12€443 EUR
Retailer 11€451 EUR
Retailer 15€696 EUR
Retailer 7€904 EUR
Retailer 5€1,003 EUR
MOH London€1,018 EUR
Retailer 6€1,896 EUR

4 data points across 15 retailers

11 retailers€174 EUR to €1,018 EUR

A
Cheapest Retailer
-
€174 EUR
$194 USD
A
Retailer 2
-
€202 EUR
$225 USD
View
A
Retailer 3
-
€217 EUR
$241 USD
View
A
Retailer 4
-
€242 EUR
HK$2,100 HKD
View
A
Retailer 5
-
€278 EUR
£244 GBP
View
B+
Retailer 6
-
€376 EUR
$419 USD
View
A
Retailer 7
-
€395 EUR
£346 GBP
View
A
Retailer 8
-
€443 EUR
$493 USD
View
A
Retailer 9
-
€451 EUR
$502 USD
View
B+
Retailer 10
-
€696 EUR
$775 USD
View
Most Expensive
B
MOH London
LG655428071 · Oct 29
€1,018 EUR
£892 GBP
View
10 more retailers have this diamond
Prices start from €174 EURSave up to €844 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
1.59ct Oval
€174 EUR