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Round|Lab Grown|IGI

1.74ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG539219043

Shape and cutting style on the report: Round brilliant

Certificate IGI LG539219043

Diamond specifications and retailer prices

From $411 USD
As of November 1, 2026
Save $680 USD (62%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,091 USD at MOH London · As of November 2, 2026
View at MOH London

About this 1.74ct lab-grown round diamond

This 1.74ct 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 LG539219043 or 539219043. Listed at 6 retailers as of November 1, 2026, with prices from $411 to $1,091, a $680 spread on the same certified stone. MOH London lists it at $1,091. 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

1.74
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG539219043
Dimensions7.64 × 7.67 × 4.76 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
7.64 mm7.67 mm1.74 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG539219043
Side View
Table 58.0%Crown 35.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

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: Nov 1
Current: $1,091 USD|Low: $386 USD|High: $1,105 USD|Avg: $624 USD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 3$411 USD
Retailer 2$423 USD
Retailer 4$501 USD
Retailer 5$573 USD
Retailer 6$804 USD
MOH London$1,091 USD

40 data points across 6 retailers

6 retailers$411 USD to $1,091 USD

B+
Cheapest Retailer
-
$411 USD
A
Retailer 2
-
$423 USD
£333 GBP
View
A
Retailer 3
-
$501 USD
View
A
Retailer 4
-
$573 USD
View
B+
Retailer 5
-
$804 USD
View
Most Expensive
B
MOH London
LG539219043 · Nov 2
$1,091 USD
£859 GBP
View
5 more retailers have this diamond
Prices start from $411 USDSave up to $680 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
1.74ct Round
$411 USD