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Oval|Lab Grown|IGI

0.54ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG447099647

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447099647

Diamond specifications and retailer prices

From $289 USD
As of October 29, 2026
Save $863 USD (75%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,443 USD at MOH London · As of October 21, 2026
View at MOH London

About this 0.54ct lab-grown oval diamond

This 0.54ct lab-grown oval sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447099647 or 447099647. Listed at 11 retailers as of October 28, 2026, with a 299% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.54
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447099647
Dimensions6.77 × 4.51 × 2.79 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.77 mm4.51 mm0.54 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447099647
Side View
Table 58.0%Crown 34.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.9%

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: $1,443 USD|Low: $277 USD|High: $1,453 USD|Avg: $695 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 6$289 USD
Retailer 10$323 USD
Retailer 8$358 USD
Retailer 11$358 USD
Retailer 7$400 USD
Retailer 12$515 USD
Retailer 9$588 USD
Retailer 2$666 USD
Retailer 3$718 USD
Retailer 5$1,101 USD
Retailer 4$1,440 USD
MOH London$1,443 USD

21 data points across 12 retailers

11 retailers$289 USD to $1,152 USD

A
Cheapest Retailer
-
$289 USD
A
Retailer 2
-
$323 USD
View
Final sale: no returns
A
Retailer 3
-
$335 USD
View
B+
Retailer 4
-
$358 USD
View
B+
Retailer 5
-
$358 USD
View
B+
Retailer 6
-
$400 USD
View
B
Retailer 7
-
$588 USD
View
B
Retailer 8
-
$666 USD
€634 EUR
View
B
Retailer 9
-
$1,101 USD
View
B
Retailer 10
-
$1,152 USD
View
Most Expensive
MOH London
LG447099647 · Oct 21
$1,443 USD
£1,136 GBP
View
Price last confirmed 10 days ago
10 more retailers have this diamond
Prices start from $289 USDSave up to $863 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
0.54ct Oval
$289 USD