Oval|Lab Grown|IGI

1.55ct F SI1 Oval Lab Grown Diamond

VG • F/SI1 • IGI LG839682972

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839682972

Diamond specifications and retailer prices

From $299 USD
As of November 1, 2026
Save $1,184 USD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,483 USD at MOH London · As of November 1, 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 F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG839682972 or 839682972. Listed at 10 retailers as of November 1, 2026, with prices from $299 to $1,483, a $1,184 spread on the same certified stone. MOH London lists it at $1,483. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.55
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839682972
Dimensions9.43 × 6.68 × 3.81 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.43 mm6.68 mm1.55 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839682972
Side View
Table 64.0%Crown 33.8°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 57.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,483 USD|Low: $370 USD|High: $1,491 USD|Avg: $734 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 4$370 USD
Retailer 2$474 USD
Retailer 7$518 USD
Retailer 6$525 USD
Retailer 8$606 USD
Retailer 3$651 USD
Retailer 5$1,137 USD
MOH London$1,483 USD

13 data points across 8 retailers

10 retailers$299 USD to $1,483 USD

A
Cheapest Retailer
-
$299 USD
Retailer 2
-
$370 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$370 USD
View
A
Retailer 4
-
$474 USD
£373 GBP
View
B+
Retailer 5
-
$518 USD
View
B+
Retailer 6
-
$525 USD
View
B+
Retailer 7
-
$606 USD
View
B+
Retailer 8
-
$651 USD
£513 GBP
View
B
Retailer 9
-
$1,137 USD
View
Most Expensive
B
MOH London
LG839682972 · Nov 1
$1,483 USD
£1,168 GBP
View
9 more retailers have this diamond
Prices start from $299 USDSave up to $1,184 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
$299 USD