Round|Lab Grown|IGI

1.53ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG837636486

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837636486

Diamond specifications and retailer prices

From $197 USD
As of October 29, 2026
Save $951 USD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,148 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG837636486 or 837636486. Listed at 14 retailers as of October 29, 2026, with prices from $197 to $1,148, a $951 spread on the same certified stone. MOH London lists it at $1,148. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837636486
Dimensions7.42 × 7.37 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.42 mm7.37 mm1.53 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837636486
Side View
Table 57.0%Crown 33.4°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.9%

Caratlytics Score

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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: $1,148 USD|Low: $197 USD|High: $1,167 USD|Avg: $549 USD|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 7$197 USD
Retailer 10$244 USD
Retailer 5$408 USD
Retailer 11$426 USD
Retailer 4$436 USD
Retailer 2$442 USD
Retailer 8$464 USD
Retailer 6$628 USD
Retailer 9$720 USD
Retailer 3$796 USD
MOH London$1,148 USD

40 data points across 11 retailers

14 retailers$197 USD to $1,148 USD

A
Cheapest Retailer
-
$197 USD
A
Retailer 2
-
$244 USD
View
A
Retailer 3
-
$244 USD
View
A
Retailer 4
-
$408 USD
€389 EUR
View
B+
Retailer 5
-
$426 USD
View
A
Retailer 6
-
$436 USD
£344 GBP
View
A
Retailer 7
-
$442 USD
£348 GBP
View
A
Retailer 8
-
$464 USD
View
B+
Retailer 9
-
$628 USD
View
Retailer 10
-
$720 USD
View
Price last confirmed 12 days ago
Retailer 11
-
$720 USD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
$785 USD
View
B+
Retailer 13
-
$796 USD
SGD 1,076 SGD
View
Most Expensive
B
MOH London
LG837636486 · Oct 29
$1,148 USD
£904 GBP
View
13 more retailers have this diamond
Prices start from $197 USDSave up to $951 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
$197 USD