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Oval|Lab Grown|IGI

1.55ct H VS2 Oval Lab Grown Diamond

ID • H/VS2 • IGI LG780658811

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780658811

Diamond specifications and retailer prices

From $415 USD
As of October 30, 2026
Save $703 USD (63%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,118 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.55ct lab-grown oval diamond

This 1.55ct lab-grown oval sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG780658811 or 780658811. Listed at 5 retailers as of October 29, 2026, with prices from $415 to $1,118, a $703 spread on the same certified stone. MOH London lists it at $1,118. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
H
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780658811
Dimensions9.32 × 6.56 × 3.97 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
9.32 mm6.56 mm1.55 ctH / VS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780658811
Side View
Table 62.0%Crown 34.2°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 60.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,118 USD|Low: $415 USD|High: $1,160 USD|Avg: $722 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 3$415 USD
Retailer 4$455 USD
Retailer 2$572 USD
Retailer 5$818 USD
MOH London$1,118 USD
Retailer 6$1,160 USD

3 data points across 6 retailers

5 retailers$415 USD to $1,118 USD

B+
Cheapest Retailer
-
$415 USD
A
Retailer 2
-
$455 USD
View
A
Retailer 3
-
$572 USD
View
B
Retailer 4
-
$818 USD
View
Most Expensive
B
MOH London
LG780658811 · Oct 29
$1,118 USD
£880 GBP
View
4 more retailers have this diamond
Prices start from $415 USDSave up to $703 USD

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
1.55ct Oval
$415 USD