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Round|Lab Grown|IGI

1.53ct H SI2 Round Lab Grown Diamond

EX • H/SI2 • IGI LG436072398

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436072398

Diamond specifications and retailer prices

From $1,120 USD
As of October 29, 2026
Save $3,917 USD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,037 USD at MOH London · As of October 29, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436072398 or 436072398. Listed at 10 retailers as of October 29, 2026, with prices from $1,120 to $5,037, a $3,917 spread on the same certified stone. MOH London lists it at $5,037. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436072398
Dimensions7.32 × 7.35 × 4.60 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.32 mm7.35 mm1.53 ctH / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436072398
Side View
Table 55.5%Crown 35.7°GirdlePavilion 40.7°Culet: NoneDepth 62.7%

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: $5,037 USD|Low: $1,075 USD|High: $5,076 USD|Avg: $2,455 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 2$1,120 USD
Retailer 5$1,462 USD
Retailer 4$1,505 USD
Retailer 7$2,140 USD
Retailer 3$2,464 USD
Retailer 6$2,906 USD
Retailer 8$3,490 USD
MOH London$5,037 USD

11 data points across 8 retailers

10 retailers$1,120 USD to $5,037 USD

A
Cheapest Retailer
-
$1,120 USD
B+
Retailer 2
-
$1,344 USD
View
B+
Retailer 3
-
$1,462 USD
View
B+
Retailer 4
-
$1,505 USD
View
Final sale: no returns
Retailer 5
-
$1,559 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$1,559 USD
View
B
Retailer 7
-
$2,464 USD
View
B
Retailer 8
-
$2,906 USD
View
B
Retailer 9
-
$2,922 USD
View
Most Expensive
B
MOH London
LG436072398 · Oct 29
$5,037 USD
£3,966 GBP
View
9 more retailers have this diamond
Prices start from $1,120 USDSave up to $3,917 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
$1,120 USD