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Oval|Lab Grown|IGI

1.56ct H SI2 Oval Lab Grown Diamond

ID • H/SI2 • IGI LG451057308

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451057308

Diamond specifications and retailer prices

From €770 EUR
$860 USD
As of October 31, 2026
Save €3,414 EUR (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,183 EUR at MOH London · As of October 27, 2026
View at MOH London

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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451057308 or 451057308. Listed at 10 retailers as of October 27, 2026, with prices from €770 to €4,183, a €3,414 spread on the same certified stone. MOH London lists it at €4,183. 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
H
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451057308
Dimensions9.06 × 6.58 × 4.10 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.06 mm6.58 mm1.56 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG451057308
Side View
Table 57.0%Crown 36°Girdle: MED-THKPavilion 41.4°Culet: NoneDepth 62.3%

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 31
Current: €4,183 EUR|Low: €770 EUR|High: €4,228 EUR|Avg: €1,939 EUR|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 4€770 EUR
Retailer 2€1,121 EUR
Retailer 8€1,220 EUR
Retailer 9€1,254 EUR
Retailer 5€1,301 EUR
Retailer 11€1,804 EUR
Retailer 6€2,060 EUR
Retailer 10€2,424 EUR
Retailer 7€2,437 EUR
Retailer 3€2,911 EUR
MOH London€4,183 EUR

14 data points across 11 retailers

10 retailers€770 EUR to €4,183 EUR

A
Cheapest Retailer
-
€770 EUR
$860 USD
B+
Retailer 2
-
€1,121 EUR
$1,252 USD
View
B+
Retailer 3
-
€1,220 EUR
$1,363 USD
View
B+
Retailer 4
-
€1,254 EUR
$1,401 USD
View
Final sale: no returns
Retailer 5
-
€1,301 EUR
$1,453 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
€1,301 EUR
$1,453 USD
View
B
Retailer 7
-
€2,060 EUR
$2,302 USD
View
B
Retailer 8
-
€2,424 EUR
$2,708 USD
View
B
Retailer 9
-
€2,437 EUR
$2,723 USD
View
Most Expensive
B
MOH London
LG451057308 · Oct 27
€4,183 EUR
£3,680 GBP
View
9 more retailers have this diamond
Prices start from €770 EURSave up to €3,414 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
€770 EUR