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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 €835 EUR (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,008 EUR at MOH London · As of November 1, 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 12 retailers as of October 29, 2026, with prices from €174 to €1,008, a €835 spread on the same certified stone. MOH London lists it at €1,008. 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
Color
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: €1,008 EUR|Low: €174 EUR|High: €1,889 EUR|Avg: €603 EUR|-0.6%
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
Retailer 16
November 1, 2026
Retailer 11€174 EUR
Retailer 4€201 EUR
Retailer 12€216 EUR
Retailer 15€241 EUR
Retailer 2€276 EUR
Retailer 16€375 EUR
Retailer 9€394 EUR
Retailer 5€435 EUR
Retailer 14€441 EUR
Retailer 13€449 EUR
Retailer 3€694 EUR
Retailer 10€695 EUR
Retailer 8€901 EUR
Retailer 6€1,000 EUR
MOH London€1,008 EUR
Retailer 7€1,889 EUR

6 data points across 16 retailers

12 retailers€174 EUR to €1,008 EUR

A
Cheapest Retailer
-
€174 EUR
$194 USD
A
Retailer 2
-
€201 EUR
$225 USD
View
A
Retailer 3
-
€216 EUR
$241 USD
View
A
Retailer 4
-
€241 EUR
HK$2,100 HKD
View
A
Retailer 5
-
€276 EUR
£243 GBP
View
B+
Retailer 6
-
€375 EUR
$419 USD
View
A
Retailer 7
-
€394 EUR
£346 GBP
View
A
Retailer 8
-
€441 EUR
$493 USD
View
A
Retailer 9
-
€449 EUR
$502 USD
View
B
Retailer 10
-
€694 EUR
$775 USD
View
B
Retailer 11
-
€695 EUR
$777 USD
View
Most Expensive
B
MOH London
LG655428071 · Nov 1
€1,008 EUR
£887 GBP
View
11 more retailers have this diamond
Prices start from €174 EURSave up to €835 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