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Round|Lab Grown|IGI

1.53ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG520293409

Shape and cutting style on the report: Round brilliant

Certificate IGI LG520293409

Diamond specifications and retailer prices

From $331 USD
As of October 29, 2026
Save $2,609 USD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,940 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG520293409 or 520293409. Listed at 17 retailers as of October 29, 2026, with prices from $331 to $2,940, a $2,609 spread on the same certified stone. Do Amore Diamonds lists it at $2,940. 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
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG520293409
Dimensions7.37 × 7.43 × 4.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.37 mm7.43 mm1.53 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG520293409
Side View
Table 57.5%Crown 35.5°Girdle: MediumPavilion 41°Culet: NoneDepth 61.8%

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: $2,940 USD|Low: $331 USD|High: $2,940 USD|Avg: $973 USD
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 17
October 30, 2026
Retailer 16$331 USD
Retailer 13$384 USD
Retailer 2$405 USD
Retailer 5$411 USD
Retailer 12$411 USD
Retailer 17$478 USD
Retailer 6$565 USD
Retailer 8$707 USD
Retailer 10$734 USD
Retailer 14$743 USD
Retailer 9$813 USD
Retailer 15$1,204 USD
Retailer 7$1,236 USD
Retailer 4$1,457 USD
Retailer 3$1,614 USD
Retailer 11$1,781 USD
Do Amore Diamonds$2,940 USD

14 data points across 17 retailers

17 retailers$331 USD to $2,940 USD

A
Cheapest Retailer
-
$331 USD
A
Retailer 2
-
$384 USD
View
B+
Retailer 3
-
$405 USD
View
A
Retailer 4
-
$411 USD
View
A
Retailer 5
-
$411 USD
View
A
Retailer 6
-
$478 USD
View
A
Retailer 7
-
$565 USD
View
A
Retailer 8
-
$707 USD
View
A
Retailer 9
-
$734 USD
£578 GBP
View
A
Retailer 10
-
$743 USD
View
A
Retailer 11
-
$813 USD
View
A
Retailer 12
-
$1,204 USD
View
A
Retailer 13
-
$1,236 USD
View
B+
Retailer 14
-
$1,457 USD
View
B+
Retailer 15
-
$1,614 USD
View
B+
Retailer 16
-
$1,781 USD
£1,402 GBP
View
Most Expensive
B
Do Amore Diamonds
27-927FBBBE8 · Oct 31
$2,940 USD
View
16 more retailers have this diamond
Prices start from $331 USDSave up to $2,609 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
$331 USD