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Oval|Lab Grown|IGI

1.54ct J SI1 Oval Lab Grown Diamond

ID • J/SI1 • IGI LG442067547

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG442067547

Diamond specifications and retailer prices

From $850 USD
As of October 31, 2026
Save $3,435 USD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,285 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.54ct lab-grown oval diamond

This 1.54ct lab-grown oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG442067547 or 442067547. Listed at 10 retailers as of October 29, 2026, with prices from $850 to $4,285, a $3,435 spread on the same certified stone. MOH London lists it at $4,285. 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

1.54
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG442067547
Dimensions8.90 × 6.43 × 4.07 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.90 mm6.43 mm1.54 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG442067547
Side View
Table 62.0%Crown 37.7°Girdle: THK-VTKPavilion 41.1°Culet: NoneDepth 63.3%

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 31
Current: $4,285 USD|Low: $850 USD|High: $4,314 USD|Avg: $2,105 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$850 USD
Retailer 3$1,144 USD
Retailer 4$1,327 USD
Retailer 6$1,500 USD
Retailer 8$1,892 USD
Retailer 5$2,108 USD
Retailer 7$2,614 USD
MOH London$4,285 USD

11 data points across 8 retailers

10 retailers$850 USD to $4,285 USD

A
Cheapest Retailer
-
$850 USD
B+
Retailer 2
-
$1,144 USD
View
A
Retailer 3
-
$1,244 USD
View
Retailer 4
-
$1,327 USD
View
Price last confirmed 20 days ago
B+
Retailer 5
-
$1,327 USD
View
B+
Retailer 6
-
$1,500 USD
View
B+
Retailer 7
-
$2,108 USD
View
B
Retailer 8
-
$2,487 USD
View
B
Retailer 9
-
$2,614 USD
View
Most Expensive
B
MOH London
LG442067547 · Oct 29
$4,285 USD
£3,374 GBP
View
9 more retailers have this diamond
Prices start from $850 USDSave up to $3,435 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
1.54ct Oval
$850 USD