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Oval|Lab Grown|IGI

1.56ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG625447976

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG625447976

Diamond specifications and retailer prices

From €166 EUR
$186 USD
As of October 29, 2026
Save €800 EUR (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €967 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.56ct lab-grown oval diamond

This 1.56ct 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 LG625447976 or 625447976. Listed at 14 retailers as of October 29, 2026, with prices from €166 to €967, a €800 spread on the same certified stone. Brilliant Earth lists it at €967. 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

1.56
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625447976
Dimensions9.69 × 6.47 × 4.02 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Top View
9.69 mm6.47 mm1.56 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625447976
Side View
Table 59.0%Crown 35.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.1%

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: €967 EUR|Low: €159 EUR|High: €1,003 EUR|Avg: €478 EUR|-3.6%
Brilliant Earth
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 6€166 EUR
Retailer 9€192 EUR
Retailer 3€206 EUR
Retailer 14€206 EUR
Retailer 13€265 EUR
Retailer 4€363 EUR
Retailer 2€373 EUR
Retailer 11€388 EUR
Retailer 12€425 EUR
Retailer 15€507 EUR
Retailer 5€662 EUR
Retailer 7€700 EUR
Retailer 10€810 EUR
Retailer 8€965 EUR
Brilliant Earth€967 EUR

38 data points across 15 retailers

14 retailers€166 EUR to €967 EUR

A
Cheapest Retailer
-
€166 EUR
$186 USD
A
Retailer 2
-
€192 EUR
$215 USD
View
A
Retailer 3
-
€206 EUR
$230 USD
View
A
Retailer 4
-
€206 EUR
$230 USD
View
Retailer 5
-
€265 EUR
£233 GBP
View
Price last confirmed 13 days ago
B+
Retailer 6
-
€363 EUR
$406 USD
View
A
Retailer 7
-
€373 EUR
£328 GBP
View
A
Retailer 8
-
€425 EUR
$475 USD
View
B+
Retailer 9
-
€507 EUR
$566 USD
View
B+
Retailer 10
-
€662 EUR
$740 USD
View
B
Retailer 11
-
€700 EUR
$782 USD
View
B
Retailer 12
-
€810 EUR
$905 USD
View
B
Retailer 13
-
€965 EUR
£849 GBP
View
Most Expensive
B
Brilliant Earth
9465956A · Oct 29
€967 EUR
$1,080 USD
View
13 more retailers have this diamond
Prices start from €166 EURSave up to €800 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
1.56ct Oval
€166 EUR