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Round|Lab Grown|IGI

1.53ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG741553224

Shape and cutting style on the report: Round brilliant

Certificate IGI LG741553224

Diamond specifications and retailer prices

From $400 USD
€381 EUR
As of October 29, 2026
Save $470 USD (54%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,138 USD at MOH London · As of October 8, 2026
View at MOH London

About this 1.53ct lab-grown round diamond

This 1.53ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG741553224 or 741553224. Listed at 7 retailers as of October 29, 2026, with a 117% 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

1.53
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741553224
Dimensions7.50 × 7.45 × 4.45 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.50 mm7.45 mm1.53 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741553224
Side View
Table 61.0%Crown 32.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 59.6%

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 29
Current: $1,138 USD|Low: $394 USD|High: $1,138 USD|Avg: $593 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 2$400 USD
Retailer 9$419 USD
Retailer 6$420 USD
Retailer 5$435 USD
Retailer 3$475 USD
Retailer 7$499 USD
Retailer 4$612 USD
Retailer 8$720 USD
Retailer 10$870 USD
MOH London$1,138 USD

12 data points across 10 retailers

7 retailers$400 USD to $870 USD

A
Cheapest Retailer
-
$400 USD
€381 EUR
Retailer 2
-
$435 USD
£342 GBP
View
Price last confirmed 21 days ago
A
Retailer 3
-
$475 USD
View
B+
Retailer 4
-
$612 USD
View
Retailer 5
-
$720 USD
View
Price last confirmed 11 days ago
B
Retailer 6
-
$870 USD
View
Most Expensive
MOH London
LG741553224 · Oct 8
$1,138 USD
£896 GBP
View
Price last confirmed 22 days ago
6 more retailers have this diamond
Prices start from $400 USDSave up to $470 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
1.53ct Round
$400 USD